31993120

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4877}}^1$

素因数の和:4933

約数の個数: 48

約数和(自身を含む): 77443128

約数和(自身を除く): 45450008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 4877, 6560, 9754, 19508, 24385, 39016, 48770, 78032, 97540, 156064, 195080, 199957, 390160, 399914, 780320, 799828, 999785, 1599656, 1999570, 3199312, 3999140, 6398624, 7998280, 15996560, 31993120]

約数ペア:

[(1, 31993120), (2, 15996560), (4, 7998280), (5, 6398624), (8, 3999140), (10, 3199312), (16, 1999570), (20, 1599656), (32, 999785), (40, 799828), (41, 780320), (80, 399914), (82, 390160), (160, 199957), (164, 195080), (205, 156064), (328, 97540), (410, 78032), (656, 48770), (820, 39016), (1312, 24385), (1640, 19508), (3280, 9754), (4877, 6560)]