156939240880

素因数分解:

$2^4\times 5^1\times {\mathrm{21157}}^1\times {\mathrm{92723}}^1$

素因数の和:113893

約数の個数: 40

約数和(自身を含む): 364904916912

約数和(自身を除く): 207965676032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 21157, 42314, 84628, 92723, 105785, 169256, 185446, 211570, 338512, 370892, 423140, 463615, 741784, 846280, 927230, 1483568, 1692560, 1854460, 3708920, 7417840, 1961740511, 3923481022, 7846962044, 9808702555, 15693924088, 19617405110, 31387848176, 39234810220, 78469620440, 156939240880]

約数ペア:

[(1, 156939240880), (2, 78469620440), (4, 39234810220), (5, 31387848176), (8, 19617405110), (10, 15693924088), (16, 9808702555), (20, 7846962044), (40, 3923481022), (80, 1961740511), (21157, 7417840), (42314, 3708920), (84628, 1854460), (92723, 1692560), (105785, 1483568), (169256, 927230), (185446, 846280), (211570, 741784), (338512, 463615), (370892, 423140)]