78930920

素因数分解:

$2^3\times 5^1\times {\mathrm{761}}^1\times {\mathrm{2593}}^1$

素因数の和:3365

約数の個数: 32

約数和(自身を含む): 177896520

約数和(自身を除く): 98965600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 761, 1522, 2593, 3044, 3805, 5186, 6088, 7610, 10372, 12965, 15220, 20744, 25930, 30440, 51860, 103720, 1973273, 3946546, 7893092, 9866365, 15786184, 19732730, 39465460, 78930920]

約数ペア:

[(1, 78930920), (2, 39465460), (4, 19732730), (5, 15786184), (8, 9866365), (10, 7893092), (20, 3946546), (40, 1973273), (761, 103720), (1522, 51860), (2593, 30440), (3044, 25930), (3805, 20744), (5186, 15220), (6088, 12965), (7610, 10372)]