100686920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{563}}^1$

素因数の和:854

約数の個数: 64

約数和(自身を含む): 241211520

約数和(自身を除く): 140524600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 263, 340, 526, 563, 680, 1052, 1126, 1315, 2104, 2252, 2630, 2815, 4471, 4504, 5260, 5630, 8942, 9571, 10520, 11260, 17884, 19142, 22355, 22520, 35768, 38284, 44710, 47855, 76568, 89420, 95710, 148069, 178840, 191420, 296138, 382840, 592276, 740345, 1184552, 1480690, 2517173, 2961380, 5034346, 5922760, 10068692, 12585865, 20137384, 25171730, 50343460, 100686920]

約数ペア:

[(1, 100686920), (2, 50343460), (4, 25171730), (5, 20137384), (8, 12585865), (10, 10068692), (17, 5922760), (20, 5034346), (34, 2961380), (40, 2517173), (68, 1480690), (85, 1184552), (136, 740345), (170, 592276), (263, 382840), (340, 296138), (526, 191420), (563, 178840), (680, 148069), (1052, 95710), (1126, 89420), (1315, 76568), (2104, 47855), (2252, 44710), (2630, 38284), (2815, 35768), (4471, 22520), (4504, 22355), (5260, 19142), (5630, 17884), (8942, 11260), (9571, 10520)]