156922496

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{557}}^1$

素因数の和:673

約数の個数: 64

約数和(自身を含む): 327836160

約数和(自身を除く): 170913664

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 71, 124, 128, 142, 248, 284, 496, 557, 568, 992, 1114, 1136, 1984, 2201, 2228, 2272, 3968, 4402, 4456, 4544, 8804, 8912, 9088, 17267, 17608, 17824, 34534, 35216, 35648, 39547, 69068, 70432, 71296, 79094, 138136, 140864, 158188, 276272, 281728, 316376, 552544, 632752, 1105088, 1225957, 1265504, 2210176, 2451914, 2531008, 4903828, 5062016, 9807656, 19615312, 39230624, 78461248, 156922496]

約数ペア:

[(1, 156922496), (2, 78461248), (4, 39230624), (8, 19615312), (16, 9807656), (31, 5062016), (32, 4903828), (62, 2531008), (64, 2451914), (71, 2210176), (124, 1265504), (128, 1225957), (142, 1105088), (248, 632752), (284, 552544), (496, 316376), (557, 281728), (568, 276272), (992, 158188), (1114, 140864), (1136, 138136), (1984, 79094), (2201, 71296), (2228, 70432), (2272, 69068), (3968, 39547), (4402, 35648), (4456, 35216), (4544, 34534), (8804, 17824), (8912, 17608), (9088, 17267)]