80212808

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{751}}^1$

素因数の和:862

約数の個数: 48

約数和(自身を含む): 165139200

約数和(自身を除く): 84926392

約数列:

[1, 2, 4, 8, 13, 26, 52, 79, 104, 158, 169, 316, 338, 632, 676, 751, 1027, 1352, 1502, 2054, 3004, 4108, 6008, 8216, 9763, 13351, 19526, 26702, 39052, 53404, 59329, 78104, 106808, 118658, 126919, 237316, 253838, 474632, 507676, 771277, 1015352, 1542554, 3085108, 6170216, 10026601, 20053202, 40106404, 80212808]

約数ペア:

[(1, 80212808), (2, 40106404), (4, 20053202), (8, 10026601), (13, 6170216), (26, 3085108), (52, 1542554), (79, 1015352), (104, 771277), (158, 507676), (169, 474632), (316, 253838), (338, 237316), (632, 126919), (676, 118658), (751, 106808), (1027, 78104), (1352, 59329), (1502, 53404), (2054, 39052), (3004, 26702), (4108, 19526), (6008, 13351), (8216, 9763)]