25429820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2081}}^1$

素因数の和:2150

約数の個数: 48

約数和(自身を含む): 58762368

約数和(自身を除く): 33332548

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 130, 188, 235, 260, 470, 611, 940, 1222, 2081, 2444, 3055, 4162, 6110, 8324, 10405, 12220, 20810, 27053, 41620, 54106, 97807, 108212, 135265, 195614, 270530, 391228, 489035, 541060, 978070, 1271491, 1956140, 2542982, 5085964, 6357455, 12714910, 25429820]

約数ペア:

[(1, 25429820), (2, 12714910), (4, 6357455), (5, 5085964), (10, 2542982), (13, 1956140), (20, 1271491), (26, 978070), (47, 541060), (52, 489035), (65, 391228), (94, 270530), (130, 195614), (188, 135265), (235, 108212), (260, 97807), (470, 54106), (611, 41620), (940, 27053), (1222, 20810), (2081, 12220), (2444, 10405), (3055, 8324), (4162, 6110)]