84433960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{409}}^1$

素因数の和:830

約数の個数: 64

約数和(自身を含む): 205606800

約数和(自身を除く): 121172840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 397, 409, 520, 794, 818, 1588, 1636, 1985, 2045, 3176, 3272, 3970, 4090, 5161, 5317, 7940, 8180, 10322, 10634, 15880, 16360, 20644, 21268, 25805, 26585, 41288, 42536, 51610, 53170, 103220, 106340, 162373, 206440, 212680, 324746, 649492, 811865, 1298984, 1623730, 2110849, 3247460, 4221698, 6494920, 8443396, 10554245, 16886792, 21108490, 42216980, 84433960]

約数ペア:

[(1, 84433960), (2, 42216980), (4, 21108490), (5, 16886792), (8, 10554245), (10, 8443396), (13, 6494920), (20, 4221698), (26, 3247460), (40, 2110849), (52, 1623730), (65, 1298984), (104, 811865), (130, 649492), (260, 324746), (397, 212680), (409, 206440), (520, 162373), (794, 106340), (818, 103220), (1588, 53170), (1636, 51610), (1985, 42536), (2045, 41288), (3176, 26585), (3272, 25805), (3970, 21268), (4090, 20644), (5161, 16360), (5317, 15880), (7940, 10634), (8180, 10322)]