747804980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{5437}}^1$

素因数の和:5505

約数の個数: 72

約数和(自身を含む): 1768241832

約数和(自身を除く): 1020436852

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 529, 598, 1058, 1196, 1495, 2116, 2645, 2990, 5290, 5437, 5980, 6877, 10580, 10874, 13754, 21748, 27185, 27508, 34385, 54370, 68770, 70681, 108740, 125051, 137540, 141362, 250102, 282724, 353405, 500204, 625255, 706810, 1250510, 1413620, 1625663, 2501020, 2876173, 3251326, 5752346, 6502652, 8128315, 11504692, 14380865, 16256630, 28761730, 32513260, 37390249, 57523460, 74780498, 149560996, 186951245, 373902490, 747804980]

約数ペア:

[(1, 747804980), (2, 373902490), (4, 186951245), (5, 149560996), (10, 74780498), (13, 57523460), (20, 37390249), (23, 32513260), (26, 28761730), (46, 16256630), (52, 14380865), (65, 11504692), (92, 8128315), (115, 6502652), (130, 5752346), (230, 3251326), (260, 2876173), (299, 2501020), (460, 1625663), (529, 1413620), (598, 1250510), (1058, 706810), (1196, 625255), (1495, 500204), (2116, 353405), (2645, 282724), (2990, 250102), (5290, 141362), (5437, 137540), (5980, 125051), (6877, 108740), (10580, 70681), (10874, 68770), (13754, 54370), (21748, 34385), (27185, 27508)]