200648825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1$

素因数の和:462

約数の個数: 48

約数和(自身を含む): 282534000

約数和(自身を除く): 81885175

約数列:

[1, 5, 13, 25, 29, 61, 65, 145, 305, 325, 349, 377, 725, 793, 1525, 1745, 1769, 1885, 3965, 4537, 8725, 8845, 9425, 10121, 19825, 21289, 22685, 22997, 44225, 50605, 106445, 113425, 114985, 131573, 253025, 276757, 532225, 574925, 617381, 657865, 1383785, 3086905, 3289325, 6918925, 8025953, 15434525, 40129765, 200648825]

約数ペア:

[(1, 200648825), (5, 40129765), (13, 15434525), (25, 8025953), (29, 6918925), (61, 3289325), (65, 3086905), (145, 1383785), (305, 657865), (325, 617381), (349, 574925), (377, 532225), (725, 276757), (793, 253025), (1525, 131573), (1745, 114985), (1769, 113425), (1885, 106445), (3965, 50605), (4537, 44225), (8725, 22997), (8845, 22685), (9425, 21289), (10121, 19825)]