890758100

素因数分解:

$2^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{189523}}^1$

素因数の和:189584

約数の個数: 36

約数和(自身を含む): 1974081984

約数和(自身を除く): 1083323884

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 94, 100, 188, 235, 470, 940, 1175, 2350, 4700, 189523, 379046, 758092, 947615, 1895230, 3790460, 4738075, 8907581, 9476150, 17815162, 18952300, 35630324, 44537905, 89075810, 178151620, 222689525, 445379050, 890758100]

約数ペア:

[(1, 890758100), (2, 445379050), (4, 222689525), (5, 178151620), (10, 89075810), (20, 44537905), (25, 35630324), (47, 18952300), (50, 17815162), (94, 9476150), (100, 8907581), (188, 4738075), (235, 3790460), (470, 1895230), (940, 947615), (1175, 758092), (2350, 379046), (4700, 189523)]