90254570

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{3919}}^1$

素因数の和:3987

約数の個数: 48

約数和(自身を含む): 193052160

約数和(自身を除く): 102797590

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 49, 70, 94, 98, 235, 245, 329, 470, 490, 658, 1645, 2303, 3290, 3919, 4606, 7838, 11515, 19595, 23030, 27433, 39190, 54866, 137165, 184193, 192031, 274330, 368386, 384062, 920965, 960155, 1289351, 1841930, 1920310, 2578702, 6446755, 9025457, 12893510, 18050914, 45127285, 90254570]

約数ペア:

[(1, 90254570), (2, 45127285), (5, 18050914), (7, 12893510), (10, 9025457), (14, 6446755), (35, 2578702), (47, 1920310), (49, 1841930), (70, 1289351), (94, 960155), (98, 920965), (235, 384062), (245, 368386), (329, 274330), (470, 192031), (490, 184193), (658, 137165), (1645, 54866), (2303, 39190), (3290, 27433), (3919, 23030), (4606, 19595), (7838, 11515)]