80673470

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{1321}}^1$

素因数の和:1556

約数の個数: 32

約数和(自身を含む): 150771456

約数和(自身を除く): 70097986

約数列:

[1, 2, 5, 10, 31, 62, 155, 197, 310, 394, 985, 1321, 1970, 2642, 6107, 6605, 12214, 13210, 30535, 40951, 61070, 81902, 204755, 260237, 409510, 520474, 1301185, 2602370, 8067347, 16134694, 40336735, 80673470]

約数ペア:

[(1, 80673470), (2, 40336735), (5, 16134694), (10, 8067347), (31, 2602370), (62, 1301185), (155, 520474), (197, 409510), (310, 260237), (394, 204755), (985, 81902), (1321, 61070), (1970, 40951), (2642, 30535), (6107, 13210), (6605, 12214)]