73921040

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{8971}}^1$

素因数の和:9087

約数の個数: 40

約数和(自身を含む): 173554368

約数和(自身を除く): 99633328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 8240, 8971, 17942, 35884, 44855, 71768, 89710, 143536, 179420, 358840, 717680, 924013, 1848026, 3696052, 4620065, 7392104, 9240130, 14784208, 18480260, 36960520, 73921040]

約数ペア:

[(1, 73921040), (2, 36960520), (4, 18480260), (5, 14784208), (8, 9240130), (10, 7392104), (16, 4620065), (20, 3696052), (40, 1848026), (80, 924013), (103, 717680), (206, 358840), (412, 179420), (515, 143536), (824, 89710), (1030, 71768), (1648, 44855), (2060, 35884), (4120, 17942), (8240, 8971)]