128589027376

素因数分解:

$2^4\times {\mathrm{271}}^1\times {\mathrm{2593}}^1\times {\mathrm{11437}}^1$

素因数の和:14309

約数の個数: 40

約数和(自身を含む): 250178890304

約数和(自身を除く): 121589862928

約数列:

[1, 2, 4, 8, 16, 271, 542, 1084, 2168, 2593, 4336, 5186, 10372, 11437, 20744, 22874, 41488, 45748, 91496, 182992, 702703, 1405406, 2810812, 3099427, 5621624, 6198854, 11243248, 12397708, 24795416, 29656141, 49590832, 59312282, 118624564, 237249128, 474498256, 8036814211, 16073628422, 32147256844, 64294513688, 128589027376]

約数ペア:

[(1, 128589027376), (2, 64294513688), (4, 32147256844), (8, 16073628422), (16, 8036814211), (271, 474498256), (542, 237249128), (1084, 118624564), (2168, 59312282), (2593, 49590832), (4336, 29656141), (5186, 24795416), (10372, 12397708), (11437, 11243248), (20744, 6198854), (22874, 5621624), (41488, 3099427), (45748, 2810812), (91496, 1405406), (182992, 702703)]