64878400

素因数分解:

$2^6\times 5^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:129

約数の個数: 168

約数和(自身を含む): 174613824

約数和(自身を除く): 109735424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 41, 43, 46, 50, 64, 80, 82, 86, 92, 100, 115, 160, 164, 172, 184, 200, 205, 215, 230, 320, 328, 344, 368, 400, 410, 430, 460, 575, 656, 688, 736, 800, 820, 860, 920, 943, 989, 1025, 1075, 1150, 1312, 1376, 1472, 1600, 1640, 1720, 1763, 1840, 1886, 1978, 2050, 2150, 2300, 2624, 2752, 3280, 3440, 3526, 3680, 3772, 3956, 4100, 4300, 4600, 4715, 4945, 6560, 6880, 7052, 7360, 7544, 7912, 8200, 8600, 8815, 9200, 9430, 9890, 13120, 13760, 14104, 15088, 15824, 16400, 17200, 17630, 18400, 18860, 19780, 23575, 24725, 28208, 30176, 31648, 32800, 34400, 35260, 36800, 37720, 39560, 40549, 44075, 47150, 49450, 56416, 60352, 63296, 65600, 68800, 70520, 75440, 79120, 81098, 88150, 94300, 98900, 112832, 141040, 150880, 158240, 162196, 176300, 188600, 197800, 202745, 282080, 301760, 316480, 324392, 352600, 377200, 395600, 405490, 564160, 648784, 705200, 754400, 791200, 810980, 1013725, 1297568, 1410400, 1508800, 1582400, 1621960, 2027450, 2595136, 2820800, 3243920, 4054900, 6487840, 8109800, 12975680, 16219600, 32439200, 64878400]

約数ペア:

[(1, 64878400), (2, 32439200), (4, 16219600), (5, 12975680), (8, 8109800), (10, 6487840), (16, 4054900), (20, 3243920), (23, 2820800), (25, 2595136), (32, 2027450), (40, 1621960), (41, 1582400), (43, 1508800), (46, 1410400), (50, 1297568), (64, 1013725), (80, 810980), (82, 791200), (86, 754400), (92, 705200), (100, 648784), (115, 564160), (160, 405490), (164, 395600), (172, 377200), (184, 352600), (200, 324392), (205, 316480), (215, 301760), (230, 282080), (320, 202745), (328, 197800), (344, 188600), (368, 176300), (400, 162196), (410, 158240), (430, 150880), (460, 141040), (575, 112832), (656, 98900), (688, 94300), (736, 88150), (800, 81098), (820, 79120), (860, 75440), (920, 70520), (943, 68800), (989, 65600), (1025, 63296), (1075, 60352), (1150, 56416), (1312, 49450), (1376, 47150), (1472, 44075), (1600, 40549), (1640, 39560), (1720, 37720), (1763, 36800), (1840, 35260), (1886, 34400), (1978, 32800), (2050, 31648), (2150, 30176), (2300, 28208), (2624, 24725), (2752, 23575), (3280, 19780), (3440, 18860), (3526, 18400), (3680, 17630), (3772, 17200), (3956, 16400), (4100, 15824), (4300, 15088), (4600, 14104), (4715, 13760), (4945, 13120), (6560, 9890), (6880, 9430), (7052, 9200), (7360, 8815), (7544, 8600), (7912, 8200)]