72489008

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{701}}^1$

素因数の和:1013

約数の個数: 40

約数和(自身を含む): 147285216

約数和(自身を除く): 74796208

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 281, 368, 562, 701, 1124, 1402, 2248, 2804, 4496, 5608, 6463, 11216, 12926, 16123, 25852, 32246, 51704, 64492, 103408, 128984, 196981, 257968, 393962, 787924, 1575848, 3151696, 4530563, 9061126, 18122252, 36244504, 72489008]

約数ペア:

[(1, 72489008), (2, 36244504), (4, 18122252), (8, 9061126), (16, 4530563), (23, 3151696), (46, 1575848), (92, 787924), (184, 393962), (281, 257968), (368, 196981), (562, 128984), (701, 103408), (1124, 64492), (1402, 51704), (2248, 32246), (2804, 25852), (4496, 16123), (5608, 12926), (6463, 11216)]