82853420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{1429}}^1$

素因数の和:1674

約数の個数: 48

約数和(自身を含む): 188348160

約数和(自身を除く): 105494740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 223, 260, 446, 892, 1115, 1429, 2230, 2858, 2899, 4460, 5716, 5798, 7145, 11596, 14290, 14495, 18577, 28580, 28990, 37154, 57980, 74308, 92885, 185770, 318667, 371540, 637334, 1274668, 1593335, 3186670, 4142671, 6373340, 8285342, 16570684, 20713355, 41426710, 82853420]

約数ペア:

[(1, 82853420), (2, 41426710), (4, 20713355), (5, 16570684), (10, 8285342), (13, 6373340), (20, 4142671), (26, 3186670), (52, 1593335), (65, 1274668), (130, 637334), (223, 371540), (260, 318667), (446, 185770), (892, 92885), (1115, 74308), (1429, 57980), (2230, 37154), (2858, 28990), (2899, 28580), (4460, 18577), (5716, 14495), (5798, 14290), (7145, 11596)]