91557520

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{7681}}^1$

素因数の和:7843

約数の個数: 40

約数和(自身を含む): 214327800

約数和(自身を除く): 122770280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 298, 596, 745, 1192, 1490, 2384, 2980, 5960, 7681, 11920, 15362, 30724, 38405, 61448, 76810, 122896, 153620, 307240, 614480, 1144469, 2288938, 4577876, 5722345, 9155752, 11444690, 18311504, 22889380, 45778760, 91557520]

約数ペア:

[(1, 91557520), (2, 45778760), (4, 22889380), (5, 18311504), (8, 11444690), (10, 9155752), (16, 5722345), (20, 4577876), (40, 2288938), (80, 1144469), (149, 614480), (298, 307240), (596, 153620), (745, 122896), (1192, 76810), (1490, 61448), (2384, 38405), (2980, 30724), (5960, 15362), (7681, 11920)]