89408320

素因数分解:

$2^6\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1031}}^1$

素因数の和:1319

約数の個数: 56

約数和(自身を含む): 213896448

約数和(自身を除く): 124488128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 271, 320, 542, 1031, 1084, 1355, 2062, 2168, 2710, 4124, 4336, 5155, 5420, 8248, 8672, 10310, 10840, 16496, 17344, 20620, 21680, 32992, 41240, 43360, 65984, 82480, 86720, 164960, 279401, 329920, 558802, 1117604, 1397005, 2235208, 2794010, 4470416, 5588020, 8940832, 11176040, 17881664, 22352080, 44704160, 89408320]

約数ペア:

[(1, 89408320), (2, 44704160), (4, 22352080), (5, 17881664), (8, 11176040), (10, 8940832), (16, 5588020), (20, 4470416), (32, 2794010), (40, 2235208), (64, 1397005), (80, 1117604), (160, 558802), (271, 329920), (320, 279401), (542, 164960), (1031, 86720), (1084, 82480), (1355, 65984), (2062, 43360), (2168, 41240), (2710, 32992), (4124, 21680), (4336, 20620), (5155, 17344), (5420, 16496), (8248, 10840), (8672, 10310)]