26356880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{491}}^1$

素因数の和:576

約数の個数: 80

約数和(自身を含む): 68084928

約数和(自身を除く): 41728048

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 61, 80, 88, 110, 122, 176, 220, 244, 305, 440, 488, 491, 610, 671, 880, 976, 982, 1220, 1342, 1964, 2440, 2455, 2684, 3355, 3928, 4880, 4910, 5368, 5401, 6710, 7856, 9820, 10736, 10802, 13420, 19640, 21604, 26840, 27005, 29951, 39280, 43208, 53680, 54010, 59902, 86416, 108020, 119804, 149755, 216040, 239608, 299510, 329461, 432080, 479216, 599020, 658922, 1198040, 1317844, 1647305, 2396080, 2635688, 3294610, 5271376, 6589220, 13178440, 26356880]

約数ペア:

[(1, 26356880), (2, 13178440), (4, 6589220), (5, 5271376), (8, 3294610), (10, 2635688), (11, 2396080), (16, 1647305), (20, 1317844), (22, 1198040), (40, 658922), (44, 599020), (55, 479216), (61, 432080), (80, 329461), (88, 299510), (110, 239608), (122, 216040), (176, 149755), (220, 119804), (244, 108020), (305, 86416), (440, 59902), (488, 54010), (491, 53680), (610, 43208), (671, 39280), (880, 29951), (976, 27005), (982, 26840), (1220, 21604), (1342, 19640), (1964, 13420), (2440, 10802), (2455, 10736), (2684, 9820), (3355, 7856), (3928, 6710), (4880, 5401), (4910, 5368)]