25112490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3389}}^1$

素因数の和:3431

約数の個数: 64

約数和(自身を含む): 68342400

約数和(自身を除く): 43229910

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 57, 65, 78, 95, 114, 130, 190, 195, 247, 285, 390, 494, 570, 741, 1235, 1482, 2470, 3389, 3705, 6778, 7410, 10167, 16945, 20334, 33890, 44057, 50835, 64391, 88114, 101670, 128782, 132171, 193173, 220285, 264342, 321955, 386346, 440570, 643910, 660855, 837083, 965865, 1321710, 1674166, 1931730, 2511249, 4185415, 5022498, 8370830, 12556245, 25112490]

約数ペア:

[(1, 25112490), (2, 12556245), (3, 8370830), (5, 5022498), (6, 4185415), (10, 2511249), (13, 1931730), (15, 1674166), (19, 1321710), (26, 965865), (30, 837083), (38, 660855), (39, 643910), (57, 440570), (65, 386346), (78, 321955), (95, 264342), (114, 220285), (130, 193173), (190, 132171), (195, 128782), (247, 101670), (285, 88114), (390, 64391), (494, 50835), (570, 44057), (741, 33890), (1235, 20334), (1482, 16945), (2470, 10167), (3389, 7410), (3705, 6778)]