90817736

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{229}}^1\times {\mathrm{557}}^1$

素因数の和:881

約数の個数: 32

約数和(自身を含む): 173259000

約数和(自身を除く): 82441264

約数列:

[1, 2, 4, 8, 89, 178, 229, 356, 458, 557, 712, 916, 1114, 1832, 2228, 4456, 20381, 40762, 49573, 81524, 99146, 127553, 163048, 198292, 255106, 396584, 510212, 1020424, 11352217, 22704434, 45408868, 90817736]

約数ペア:

[(1, 90817736), (2, 45408868), (4, 22704434), (8, 11352217), (89, 1020424), (178, 510212), (229, 396584), (356, 255106), (458, 198292), (557, 163048), (712, 127553), (916, 99146), (1114, 81524), (1832, 49573), (2228, 40762), (4456, 20381)]