100981750

素因数分解:

$2^1\times 5^3\times {\mathrm{79}}^1\times {\mathrm{5113}}^1$

素因数の和:5209

約数の個数: 32

約数和(自身を含む): 191468160

約数和(自身を除く): 90486410

約数列:

[1, 2, 5, 10, 25, 50, 79, 125, 158, 250, 395, 790, 1975, 3950, 5113, 9875, 10226, 19750, 25565, 51130, 127825, 255650, 403927, 639125, 807854, 1278250, 2019635, 4039270, 10098175, 20196350, 50490875, 100981750]

約数ペア:

[(1, 100981750), (2, 50490875), (5, 20196350), (10, 10098175), (25, 4039270), (50, 2019635), (79, 1278250), (125, 807854), (158, 639125), (250, 403927), (395, 255650), (790, 127825), (1975, 51130), (3950, 25565), (5113, 19750), (9875, 10226)]