861362090

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{8663}}^1$

素因数の和:8894

約数の個数: 32

約数和(自身を含む): 1585719936

約数和(自身を除く): 724357846

約数列:

[1, 2, 5, 10, 61, 122, 163, 305, 326, 610, 815, 1630, 8663, 9943, 17326, 19886, 43315, 49715, 86630, 99430, 528443, 1056886, 1412069, 2642215, 2824138, 5284430, 7060345, 14120690, 86136209, 172272418, 430681045, 861362090]

約数ペア:

[(1, 861362090), (2, 430681045), (5, 172272418), (10, 86136209), (61, 14120690), (122, 7060345), (163, 5284430), (305, 2824138), (326, 2642215), (610, 1412069), (815, 1056886), (1630, 528443), (8663, 99430), (9943, 86630), (17326, 49715), (19886, 43315)]