13573040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:478

約数の個数: 80

約数和(自身を含む): 35164416

約数和(自身を除く): 21591376

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 421, 496, 520, 620, 806, 842, 1040, 1240, 1612, 1684, 2015, 2105, 2480, 3224, 3368, 4030, 4210, 5473, 6448, 6736, 8060, 8420, 10946, 13051, 16120, 16840, 21892, 26102, 27365, 32240, 33680, 43784, 52204, 54730, 65255, 87568, 104408, 109460, 130510, 169663, 208816, 218920, 261020, 339326, 437840, 522040, 678652, 848315, 1044080, 1357304, 1696630, 2714608, 3393260, 6786520, 13573040]

約数ペア:

[(1, 13573040), (2, 6786520), (4, 3393260), (5, 2714608), (8, 1696630), (10, 1357304), (13, 1044080), (16, 848315), (20, 678652), (26, 522040), (31, 437840), (40, 339326), (52, 261020), (62, 218920), (65, 208816), (80, 169663), (104, 130510), (124, 109460), (130, 104408), (155, 87568), (208, 65255), (248, 54730), (260, 52204), (310, 43784), (403, 33680), (421, 32240), (496, 27365), (520, 26102), (620, 21892), (806, 16840), (842, 16120), (1040, 13051), (1240, 10946), (1612, 8420), (1684, 8060), (2015, 6736), (2105, 6448), (2480, 5473), (3224, 4210), (3368, 4030)]