157532080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{63521}}^1$

素因数の和:63565

約数の個数: 40

約数和(自身を含む): 378082944

約数和(自身を除く): 220550864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 63521, 127042, 254084, 317605, 508168, 635210, 1016336, 1270420, 1969151, 2540840, 3938302, 5081680, 7876604, 9845755, 15753208, 19691510, 31506416, 39383020, 78766040, 157532080]

約数ペア:

[(1, 157532080), (2, 78766040), (4, 39383020), (5, 31506416), (8, 19691510), (10, 15753208), (16, 9845755), (20, 7876604), (31, 5081680), (40, 3938302), (62, 2540840), (80, 1969151), (124, 1270420), (155, 1016336), (248, 635210), (310, 508168), (496, 317605), (620, 254084), (1240, 127042), (2480, 63521)]