25390300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19531}}^1$

素因数の和:19558

約数の個数: 36

約数和(自身を含む): 59338216

約数和(自身を除く): 33947916

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 19531, 39062, 78124, 97655, 195310, 253903, 390620, 488275, 507806, 976550, 1015612, 1269515, 1953100, 2539030, 5078060, 6347575, 12695150, 25390300]

約数ペア:

[(1, 25390300), (2, 12695150), (4, 6347575), (5, 5078060), (10, 2539030), (13, 1953100), (20, 1269515), (25, 1015612), (26, 976550), (50, 507806), (52, 488275), (65, 390620), (100, 253903), (130, 195310), (260, 97655), (325, 78124), (650, 39062), (1300, 19531)]