105999760

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1901}}^1$

素因数の和:1972

約数の個数: 80

約数和(自身を含む): 267451632

約数和(自身を除く): 161451872

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 41, 68, 80, 82, 85, 136, 164, 170, 205, 272, 328, 340, 410, 656, 680, 697, 820, 1360, 1394, 1640, 1901, 2788, 3280, 3485, 3802, 5576, 6970, 7604, 9505, 11152, 13940, 15208, 19010, 27880, 30416, 32317, 38020, 55760, 64634, 76040, 77941, 129268, 152080, 155882, 161585, 258536, 311764, 323170, 389705, 517072, 623528, 646340, 779410, 1247056, 1292680, 1324997, 1558820, 2585360, 2649994, 3117640, 5299988, 6235280, 6624985, 10599976, 13249970, 21199952, 26499940, 52999880, 105999760]

約数ペア:

[(1, 105999760), (2, 52999880), (4, 26499940), (5, 21199952), (8, 13249970), (10, 10599976), (16, 6624985), (17, 6235280), (20, 5299988), (34, 3117640), (40, 2649994), (41, 2585360), (68, 1558820), (80, 1324997), (82, 1292680), (85, 1247056), (136, 779410), (164, 646340), (170, 623528), (205, 517072), (272, 389705), (328, 323170), (340, 311764), (410, 258536), (656, 161585), (680, 155882), (697, 152080), (820, 129268), (1360, 77941), (1394, 76040), (1640, 64634), (1901, 55760), (2788, 38020), (3280, 32317), (3485, 30416), (3802, 27880), (5576, 19010), (6970, 15208), (7604, 13940), (9505, 11152)]