77356760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{148763}}^1$

素因数の和:148787

約数の個数: 32

約数和(自身を含む): 187442640

約数和(自身を除く): 110085880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 148763, 297526, 595052, 743815, 1190104, 1487630, 1933919, 2975260, 3867838, 5950520, 7735676, 9669595, 15471352, 19339190, 38678380, 77356760]

約数ペア:

[(1, 77356760), (2, 38678380), (4, 19339190), (5, 15471352), (8, 9669595), (10, 7735676), (13, 5950520), (20, 3867838), (26, 2975260), (40, 1933919), (52, 1487630), (65, 1190104), (104, 743815), (130, 595052), (260, 297526), (520, 148763)]