13171360

素因数分解:

$2^5\times 5^1\times {\mathrm{191}}^1\times {\mathrm{431}}^1$

素因数の和:637

約数の個数: 48

約数和(自身を含む): 31352832

約数和(自身を除く): 18181472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 191, 382, 431, 764, 862, 955, 1528, 1724, 1910, 2155, 3056, 3448, 3820, 4310, 6112, 6896, 7640, 8620, 13792, 15280, 17240, 30560, 34480, 68960, 82321, 164642, 329284, 411605, 658568, 823210, 1317136, 1646420, 2634272, 3292840, 6585680, 13171360]

約数ペア:

[(1, 13171360), (2, 6585680), (4, 3292840), (5, 2634272), (8, 1646420), (10, 1317136), (16, 823210), (20, 658568), (32, 411605), (40, 329284), (80, 164642), (160, 82321), (191, 68960), (382, 34480), (431, 30560), (764, 17240), (862, 15280), (955, 13792), (1528, 8620), (1724, 7640), (1910, 6896), (2155, 6112), (3056, 4310), (3448, 3820)]