90432290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{4021}}^1$

素因数の和:4214

約数の個数: 32

約数和(自身を含む): 176356656

約数和(自身を除く): 85924366

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 173, 346, 865, 1730, 2249, 4021, 4498, 8042, 11245, 20105, 22490, 40210, 52273, 104546, 261365, 522730, 695633, 1391266, 3478165, 6956330, 9043229, 18086458, 45216145, 90432290]

約数ペア:

[(1, 90432290), (2, 45216145), (5, 18086458), (10, 9043229), (13, 6956330), (26, 3478165), (65, 1391266), (130, 695633), (173, 522730), (346, 261365), (865, 104546), (1730, 52273), (2249, 40210), (4021, 22490), (4498, 20105), (8042, 11245)]