31880690

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{317}}^1$

素因数の和:526

約数の個数: 32

約数和(自身を含む): 58728240

約数和(自身を除く): 26847550

約数列:

[1, 2, 5, 10, 89, 113, 178, 226, 317, 445, 565, 634, 890, 1130, 1585, 3170, 10057, 20114, 28213, 35821, 50285, 56426, 71642, 100570, 141065, 179105, 282130, 358210, 3188069, 6376138, 15940345, 31880690]

約数ペア:

[(1, 31880690), (2, 15940345), (5, 6376138), (10, 3188069), (89, 358210), (113, 282130), (178, 179105), (226, 141065), (317, 100570), (445, 71642), (565, 56426), (634, 50285), (890, 35821), (1130, 28213), (1585, 20114), (3170, 10057)]