65505818560

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{321359}}^1$

素因数の和:321403

約数の個数: 168

約数和(自身を含む): 195411303360

約数和(自身を除く): 129905484800

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 64, 65, 70, 80, 91, 98, 104, 112, 130, 140, 160, 182, 196, 208, 224, 245, 260, 280, 320, 364, 392, 416, 448, 455, 490, 520, 560, 637, 728, 784, 832, 910, 980, 1040, 1120, 1274, 1456, 1568, 1820, 1960, 2080, 2240, 2548, 2912, 3136, 3185, 3640, 3920, 4160, 5096, 5824, 6370, 7280, 7840, 10192, 12740, 14560, 15680, 20384, 25480, 29120, 40768, 50960, 101920, 203840, 321359, 642718, 1285436, 1606795, 2249513, 2570872, 3213590, 4177667, 4499026, 5141744, 6427180, 8355334, 8998052, 10283488, 11247565, 12854360, 15746591, 16710668, 17996104, 20566976, 20888335, 22495130, 25708720, 29243669, 31493182, 33421336, 35992208, 41776670, 44990260, 51417440, 58487338, 62986364, 66842672, 71984416, 78732955, 83553340, 89980520, 102834880, 116974676, 125972728, 133685344, 143968832, 146218345, 157465910, 167106680, 179961040, 204705683, 233949352, 251945456, 267370688, 292436690, 314931820, 334213360, 359922080, 409411366, 467898704, 503890912, 584873380, 629863640, 668426720, 719844160, 818822732, 935797408, 1007781824, 1023528415, 1169746760, 1259727280, 1336853440, 1637645464, 1871594816, 2047056830, 2339493520, 2519454560, 3275290928, 4094113660, 4678987040, 5038909120, 6550581856, 8188227320, 9357974080, 13101163712, 16376454640, 32752909280, 65505818560]

約数ペア:

[(1, 65505818560), (2, 32752909280), (4, 16376454640), (5, 13101163712), (7, 9357974080), (8, 8188227320), (10, 6550581856), (13, 5038909120), (14, 4678987040), (16, 4094113660), (20, 3275290928), (26, 2519454560), (28, 2339493520), (32, 2047056830), (35, 1871594816), (40, 1637645464), (49, 1336853440), (52, 1259727280), (56, 1169746760), (64, 1023528415), (65, 1007781824), (70, 935797408), (80, 818822732), (91, 719844160), (98, 668426720), (104, 629863640), (112, 584873380), (130, 503890912), (140, 467898704), (160, 409411366), (182, 359922080), (196, 334213360), (208, 314931820), (224, 292436690), (245, 267370688), (260, 251945456), (280, 233949352), (320, 204705683), (364, 179961040), (392, 167106680), (416, 157465910), (448, 146218345), (455, 143968832), (490, 133685344), (520, 125972728), (560, 116974676), (637, 102834880), (728, 89980520), (784, 83553340), (832, 78732955), (910, 71984416), (980, 66842672), (1040, 62986364), (1120, 58487338), (1274, 51417440), (1456, 44990260), (1568, 41776670), (1820, 35992208), (1960, 33421336), (2080, 31493182), (2240, 29243669), (2548, 25708720), (2912, 22495130), (3136, 20888335), (3185, 20566976), (3640, 17996104), (3920, 16710668), (4160, 15746591), (5096, 12854360), (5824, 11247565), (6370, 10283488), (7280, 8998052), (7840, 8355334), (10192, 6427180), (12740, 5141744), (14560, 4499026), (15680, 4177667), (20384, 3213590), (25480, 2570872), (29120, 2249513), (40768, 1606795), (50960, 1285436), (101920, 642718), (203840, 321359)]