90455216

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{167}}^1\times {\mathrm{349}}^1$

素因数の和:621

約数の個数: 40

約数和(自身を含む): 178634400

約数和(自身を除く): 88179184

約数列:

[1, 2, 4, 8, 16, 97, 167, 194, 334, 349, 388, 668, 698, 776, 1336, 1396, 1552, 2672, 2792, 5584, 16199, 32398, 33853, 58283, 64796, 67706, 116566, 129592, 135412, 233132, 259184, 270824, 466264, 541648, 932528, 5653451, 11306902, 22613804, 45227608, 90455216]

約数ペア:

[(1, 90455216), (2, 45227608), (4, 22613804), (8, 11306902), (16, 5653451), (97, 932528), (167, 541648), (194, 466264), (334, 270824), (349, 259184), (388, 233132), (668, 135412), (698, 129592), (776, 116566), (1336, 67706), (1396, 64796), (1552, 58283), (2672, 33853), (2792, 32398), (5584, 16199)]