90456112

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1997}}^1$

素因数の和:2173

約数の個数: 40

約数和(自身を含む): 185814000

約数和(自身を除く): 95357888

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 149, 152, 298, 304, 596, 1192, 1997, 2384, 2831, 3994, 5662, 7988, 11324, 15976, 22648, 31952, 37943, 45296, 75886, 151772, 297553, 303544, 595106, 607088, 1190212, 2380424, 4760848, 5653507, 11307014, 22614028, 45228056, 90456112]

約数ペア:

[(1, 90456112), (2, 45228056), (4, 22614028), (8, 11307014), (16, 5653507), (19, 4760848), (38, 2380424), (76, 1190212), (149, 607088), (152, 595106), (298, 303544), (304, 297553), (596, 151772), (1192, 75886), (1997, 45296), (2384, 37943), (2831, 31952), (3994, 22648), (5662, 15976), (7988, 11324)]