63640460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{1621}}^1$

素因数の和:1794

約数の個数: 48

約数和(自身を含む): 144967872

約数和(自身を除く): 81327412

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 151, 260, 302, 604, 755, 1510, 1621, 1963, 3020, 3242, 3926, 6484, 7852, 8105, 9815, 16210, 19630, 21073, 32420, 39260, 42146, 84292, 105365, 210730, 244771, 421460, 489542, 979084, 1223855, 2447710, 3182023, 4895420, 6364046, 12728092, 15910115, 31820230, 63640460]

約数ペア:

[(1, 63640460), (2, 31820230), (4, 15910115), (5, 12728092), (10, 6364046), (13, 4895420), (20, 3182023), (26, 2447710), (52, 1223855), (65, 979084), (130, 489542), (151, 421460), (260, 244771), (302, 210730), (604, 105365), (755, 84292), (1510, 42146), (1621, 39260), (1963, 32420), (3020, 21073), (3242, 19630), (3926, 16210), (6484, 9815), (7852, 8105)]