61819870

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{1597}}^1$

素因数の和:1697

約数の個数: 48

約数和(自身を含む): 131163840

約数和(自身を除く): 69343970

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 79, 98, 158, 245, 395, 490, 553, 790, 1106, 1597, 2765, 3194, 3871, 5530, 7742, 7985, 11179, 15970, 19355, 22358, 38710, 55895, 78253, 111790, 126163, 156506, 252326, 391265, 630815, 782530, 883141, 1261630, 1766282, 4415705, 6181987, 8831410, 12363974, 30909935, 61819870]

約数ペア:

[(1, 61819870), (2, 30909935), (5, 12363974), (7, 8831410), (10, 6181987), (14, 4415705), (35, 1766282), (49, 1261630), (70, 883141), (79, 782530), (98, 630815), (158, 391265), (245, 252326), (395, 156506), (490, 126163), (553, 111790), (790, 78253), (1106, 55895), (1597, 38710), (2765, 22358), (3194, 19355), (3871, 15970), (5530, 11179), (7742, 7985)]