13305760

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6397}}^1$

素因数の和:6425

約数の個数: 48

約数和(自身を含む): 33858216

約数和(自身を除く): 20552456

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 6397, 12794, 25588, 31985, 51176, 63970, 83161, 102352, 127940, 166322, 204704, 255880, 332644, 415805, 511760, 665288, 831610, 1023520, 1330576, 1663220, 2661152, 3326440, 6652880, 13305760]

約数ペア:

[(1, 13305760), (2, 6652880), (4, 3326440), (5, 2661152), (8, 1663220), (10, 1330576), (13, 1023520), (16, 831610), (20, 665288), (26, 511760), (32, 415805), (40, 332644), (52, 255880), (65, 204704), (80, 166322), (104, 127940), (130, 102352), (160, 83161), (208, 63970), (260, 51176), (416, 31985), (520, 25588), (1040, 12794), (2080, 6397)]