64948520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2549}}^1$

素因数の和:2587

約数の個数: 96

約数和(自身を含む): 183141000

約数和(自身を除く): 118192480

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 130, 140, 182, 196, 245, 260, 280, 364, 392, 455, 490, 520, 637, 728, 910, 980, 1274, 1820, 1960, 2548, 2549, 3185, 3640, 5096, 5098, 6370, 10196, 12740, 12745, 17843, 20392, 25480, 25490, 33137, 35686, 50980, 66274, 71372, 89215, 101960, 124901, 132548, 142744, 165685, 178430, 231959, 249802, 265096, 331370, 356860, 463918, 499604, 624505, 662740, 713720, 927836, 999208, 1159795, 1249010, 1325480, 1623713, 1855672, 2319590, 2498020, 3247426, 4639180, 4996040, 6494852, 8118565, 9278360, 12989704, 16237130, 32474260, 64948520]

約数ペア:

[(1, 64948520), (2, 32474260), (4, 16237130), (5, 12989704), (7, 9278360), (8, 8118565), (10, 6494852), (13, 4996040), (14, 4639180), (20, 3247426), (26, 2498020), (28, 2319590), (35, 1855672), (40, 1623713), (49, 1325480), (52, 1249010), (56, 1159795), (65, 999208), (70, 927836), (91, 713720), (98, 662740), (104, 624505), (130, 499604), (140, 463918), (182, 356860), (196, 331370), (245, 265096), (260, 249802), (280, 231959), (364, 178430), (392, 165685), (455, 142744), (490, 132548), (520, 124901), (637, 101960), (728, 89215), (910, 71372), (980, 66274), (1274, 50980), (1820, 35686), (1960, 33137), (2548, 25490), (2549, 25480), (3185, 20392), (3640, 17843), (5096, 12745), (5098, 12740), (6370, 10196)]