90037580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{757}}^1$

素因数の和:1098

約数の個数: 48

約数和(自身を含む): 199930080

約数和(自身を除く): 109892500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 313, 380, 626, 757, 1252, 1514, 1565, 3028, 3130, 3785, 5947, 6260, 7570, 11894, 14383, 15140, 23788, 28766, 29735, 57532, 59470, 71915, 118940, 143830, 236941, 287660, 473882, 947764, 1184705, 2369410, 4501879, 4738820, 9003758, 18007516, 22509395, 45018790, 90037580]

約数ペア:

[(1, 90037580), (2, 45018790), (4, 22509395), (5, 18007516), (10, 9003758), (19, 4738820), (20, 4501879), (38, 2369410), (76, 1184705), (95, 947764), (190, 473882), (313, 287660), (380, 236941), (626, 143830), (757, 118940), (1252, 71915), (1514, 59470), (1565, 57532), (3028, 29735), (3130, 28766), (3785, 23788), (5947, 15140), (6260, 14383), (7570, 11894)]