90417328

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{433}}^1$

素因数の和:893

約数の個数: 40

約数和(自身を含む): 181682816

約数和(自身を除く): 91265488

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 421, 433, 496, 842, 866, 1684, 1732, 3368, 3464, 6736, 6928, 13051, 13423, 26102, 26846, 52204, 53692, 104408, 107384, 182293, 208816, 214768, 364586, 729172, 1458344, 2916688, 5651083, 11302166, 22604332, 45208664, 90417328]

約数ペア:

[(1, 90417328), (2, 45208664), (4, 22604332), (8, 11302166), (16, 5651083), (31, 2916688), (62, 1458344), (124, 729172), (248, 364586), (421, 214768), (433, 208816), (496, 182293), (842, 107384), (866, 104408), (1684, 53692), (1732, 52204), (3368, 26846), (3464, 26102), (6736, 13423), (6928, 13051)]