73918480

素因数分解:

$2^4\times 5^1\times {\mathrm{311}}^1\times {\mathrm{2971}}^1$

素因数の和:3295

約数の個数: 40

約数和(自身を含む): 172471104

約数和(自身を除く): 98552624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 311, 622, 1244, 1555, 2488, 2971, 3110, 4976, 5942, 6220, 11884, 12440, 14855, 23768, 24880, 29710, 47536, 59420, 118840, 237680, 923981, 1847962, 3695924, 4619905, 7391848, 9239810, 14783696, 18479620, 36959240, 73918480]

約数ペア:

[(1, 73918480), (2, 36959240), (4, 18479620), (5, 14783696), (8, 9239810), (10, 7391848), (16, 4619905), (20, 3695924), (40, 1847962), (80, 923981), (311, 237680), (622, 118840), (1244, 59420), (1555, 47536), (2488, 29710), (2971, 24880), (3110, 23768), (4976, 14855), (5942, 12440), (6220, 11884)]