61207480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{90011}}^1$

素因数の和:90039

約数の個数: 32

約数和(自身を含む): 145819440

約数和(自身を除く): 84611960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 90011, 180022, 360044, 450055, 720088, 900110, 1530187, 1800220, 3060374, 3600440, 6120748, 7650935, 12241496, 15301870, 30603740, 61207480]

約数ペア:

[(1, 61207480), (2, 30603740), (4, 15301870), (5, 12241496), (8, 7650935), (10, 6120748), (17, 3600440), (20, 3060374), (34, 1800220), (40, 1530187), (68, 900110), (85, 720088), (136, 450055), (170, 360044), (340, 180022), (680, 90011)]