1640678845

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1\times {\mathrm{3011}}^1$

素因数の和:3213

約数の個数: 32

約数和(自身を含む): 2167772544

約数和(自身を除く): 527093699

約数列:

[1, 5, 13, 65, 83, 101, 415, 505, 1079, 1313, 3011, 5395, 6565, 8383, 15055, 39143, 41915, 108979, 195715, 249913, 304111, 544895, 1249565, 1520555, 3248869, 3953443, 16244345, 19767215, 25241213, 126206065, 328135769, 1640678845]

約数ペア:

[(1, 1640678845), (5, 328135769), (13, 126206065), (65, 25241213), (83, 19767215), (101, 16244345), (415, 3953443), (505, 3248869), (1079, 1520555), (1313, 1249565), (3011, 544895), (5395, 304111), (6565, 249913), (8383, 195715), (15055, 108979), (39143, 41915)]