90821488

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{139}}^1\times {\mathrm{421}}^1$

素因数の和:665

約数の個数: 40

約数和(自身を含む): 179485040

約数和(自身を除く): 88663552

約数列:

[1, 2, 4, 8, 16, 97, 139, 194, 278, 388, 421, 556, 776, 842, 1112, 1552, 1684, 2224, 3368, 6736, 13483, 26966, 40837, 53932, 58519, 81674, 107864, 117038, 163348, 215728, 234076, 326696, 468152, 653392, 936304, 5676343, 11352686, 22705372, 45410744, 90821488]

約数ペア:

[(1, 90821488), (2, 45410744), (4, 22705372), (8, 11352686), (16, 5676343), (97, 936304), (139, 653392), (194, 468152), (278, 326696), (388, 234076), (421, 215728), (556, 163348), (776, 117038), (842, 107864), (1112, 81674), (1552, 58519), (1684, 53932), (2224, 40837), (3368, 26966), (6736, 13483)]