124786780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{4909}}^1$

素因数の和:4990

約数の個数: 48

約数和(自身を含む): 277159680

約数和(自身を除く): 152372900

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 62, 82, 124, 155, 164, 205, 310, 410, 620, 820, 1271, 2542, 4909, 5084, 6355, 9818, 12710, 19636, 24545, 25420, 49090, 98180, 152179, 201269, 304358, 402538, 608716, 760895, 805076, 1006345, 1521790, 2012690, 3043580, 4025380, 6239339, 12478678, 24957356, 31196695, 62393390, 124786780]

約数ペア:

[(1, 124786780), (2, 62393390), (4, 31196695), (5, 24957356), (10, 12478678), (20, 6239339), (31, 4025380), (41, 3043580), (62, 2012690), (82, 1521790), (124, 1006345), (155, 805076), (164, 760895), (205, 608716), (310, 402538), (410, 304358), (620, 201269), (820, 152179), (1271, 98180), (2542, 49090), (4909, 25420), (5084, 24545), (6355, 19636), (9818, 12710)]