48992840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1327}}^1$

素因数の和:1422

約数の個数: 64

約数和(自身を含む): 120476160

約数和(自身を除く): 71483320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 71, 104, 130, 142, 260, 284, 355, 520, 568, 710, 923, 1327, 1420, 1846, 2654, 2840, 3692, 4615, 5308, 6635, 7384, 9230, 10616, 13270, 17251, 18460, 26540, 34502, 36920, 53080, 69004, 86255, 94217, 138008, 172510, 188434, 345020, 376868, 471085, 690040, 753736, 942170, 1224821, 1884340, 2449642, 3768680, 4899284, 6124105, 9798568, 12248210, 24496420, 48992840]

約数ペア:

[(1, 48992840), (2, 24496420), (4, 12248210), (5, 9798568), (8, 6124105), (10, 4899284), (13, 3768680), (20, 2449642), (26, 1884340), (40, 1224821), (52, 942170), (65, 753736), (71, 690040), (104, 471085), (130, 376868), (142, 345020), (260, 188434), (284, 172510), (355, 138008), (520, 94217), (568, 86255), (710, 69004), (923, 53080), (1327, 36920), (1420, 34502), (1846, 26540), (2654, 18460), (2840, 17251), (3692, 13270), (4615, 10616), (5308, 9230), (6635, 7384)]