64911520

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{569}}^1$

素因数の和:638

約数の個数: 96

約数和(自身を含む): 165473280

約数和(自身を除く): 100561760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 32, 40, 46, 62, 80, 92, 115, 124, 155, 160, 184, 230, 248, 310, 368, 460, 496, 569, 620, 713, 736, 920, 992, 1138, 1240, 1426, 1840, 2276, 2480, 2845, 2852, 3565, 3680, 4552, 4960, 5690, 5704, 7130, 9104, 11380, 11408, 13087, 14260, 17639, 18208, 22760, 22816, 26174, 28520, 35278, 45520, 52348, 57040, 65435, 70556, 88195, 91040, 104696, 114080, 130870, 141112, 176390, 209392, 261740, 282224, 352780, 405697, 418784, 523480, 564448, 705560, 811394, 1046960, 1411120, 1622788, 2028485, 2093920, 2822240, 3245576, 4056970, 6491152, 8113940, 12982304, 16227880, 32455760, 64911520]

約数ペア:

[(1, 64911520), (2, 32455760), (4, 16227880), (5, 12982304), (8, 8113940), (10, 6491152), (16, 4056970), (20, 3245576), (23, 2822240), (31, 2093920), (32, 2028485), (40, 1622788), (46, 1411120), (62, 1046960), (80, 811394), (92, 705560), (115, 564448), (124, 523480), (155, 418784), (160, 405697), (184, 352780), (230, 282224), (248, 261740), (310, 209392), (368, 176390), (460, 141112), (496, 130870), (569, 114080), (620, 104696), (713, 91040), (736, 88195), (920, 70556), (992, 65435), (1138, 57040), (1240, 52348), (1426, 45520), (1840, 35278), (2276, 28520), (2480, 26174), (2845, 22816), (2852, 22760), (3565, 18208), (3680, 17639), (4552, 14260), (4960, 13087), (5690, 11408), (5704, 11380), (7130, 9104)]