77620624

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{821}}^1$

素因数の和:1159

約数の個数: 40

約数和(自身を含む): 159007680

約数和(自身を除く): 81387056

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 311, 622, 821, 1244, 1642, 2488, 3284, 4976, 5909, 6568, 11818, 13136, 15599, 23636, 31198, 47272, 62396, 94544, 124792, 249584, 255331, 510662, 1021324, 2042648, 4085296, 4851289, 9702578, 19405156, 38810312, 77620624]

約数ペア:

[(1, 77620624), (2, 38810312), (4, 19405156), (8, 9702578), (16, 4851289), (19, 4085296), (38, 2042648), (76, 1021324), (152, 510662), (304, 255331), (311, 249584), (622, 124792), (821, 94544), (1244, 62396), (1642, 47272), (2488, 31198), (3284, 23636), (4976, 15599), (5909, 13136), (6568, 11818)]