78406744

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{5503}}^1$

素因数の和:5659

約数の個数: 32

約数和(自身を含む): 159505920

約数和(自身を除く): 81099176

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 137, 274, 548, 1096, 1781, 3562, 5503, 7124, 11006, 14248, 22012, 44024, 71539, 143078, 286156, 572312, 753911, 1507822, 3015644, 6031288, 9800843, 19601686, 39203372, 78406744]

約数ペア:

[(1, 78406744), (2, 39203372), (4, 19601686), (8, 9800843), (13, 6031288), (26, 3015644), (52, 1507822), (104, 753911), (137, 572312), (274, 286156), (548, 143078), (1096, 71539), (1781, 44024), (3562, 22012), (5503, 14248), (7124, 11006)]