65019800

素因数分解:

$2^3\times 5^2\times {\mathrm{47}}^1\times {\mathrm{6917}}^1$

素因数の和:6980

約数の個数: 48

約数和(自身を含む): 154409760

約数和(自身を除く): 89389960

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 47, 50, 94, 100, 188, 200, 235, 376, 470, 940, 1175, 1880, 2350, 4700, 6917, 9400, 13834, 27668, 34585, 55336, 69170, 138340, 172925, 276680, 325099, 345850, 650198, 691700, 1300396, 1383400, 1625495, 2600792, 3250990, 6501980, 8127475, 13003960, 16254950, 32509900, 65019800]

約数ペア:

[(1, 65019800), (2, 32509900), (4, 16254950), (5, 13003960), (8, 8127475), (10, 6501980), (20, 3250990), (25, 2600792), (40, 1625495), (47, 1383400), (50, 1300396), (94, 691700), (100, 650198), (188, 345850), (200, 325099), (235, 276680), (376, 172925), (470, 138340), (940, 69170), (1175, 55336), (1880, 34585), (2350, 27668), (4700, 13834), (6917, 9400)]