13186160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:466

約数の個数: 80

約数和(自身を含む): 34164480

約数和(自身を除く): 20978320

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, 409, 496, 520, 620, 806, 818, 1040, 1240, 1612, 1636, 2015, 2045, 2480, 3224, 3272, 4030, 4090, 5317, 6448, 6544, 8060, 8180, 10634, 12679, 16120, 16360, 21268, 25358, 26585, 32240, 32720, 42536, 50716, 53170, 63395, 85072, 101432, 106340, 126790, 164827, 202864, 212680, 253580, 329654, 425360, 507160, 659308, 824135, 1014320, 1318616, 1648270, 2637232, 3296540, 6593080, 13186160]

約数ペア:

[(1, 13186160), (2, 6593080), (4, 3296540), (5, 2637232), (8, 1648270), (10, 1318616), (13, 1014320), (16, 824135), (20, 659308), (26, 507160), (31, 425360), (40, 329654), (52, 253580), (62, 212680), (65, 202864), (80, 164827), (104, 126790), (124, 106340), (130, 101432), (155, 85072), (208, 63395), (248, 53170), (260, 50716), (310, 42536), (403, 32720), (409, 32240), (496, 26585), (520, 25358), (620, 21268), (806, 16360), (818, 16120), (1040, 12679), (1240, 10634), (1612, 8180), (1636, 8060), (2015, 6544), (2045, 6448), (2480, 5317), (3224, 4090), (3272, 4030)]