1900376075

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{857}}^1\times {\mathrm{6823}}^1$

素因数の和:7703

約数の個数: 24

約数和(自身を含む): 2541066528

約数和(自身を除く): 640690453

約数列:

[1, 5, 13, 25, 65, 325, 857, 4285, 6823, 11141, 21425, 34115, 55705, 88699, 170575, 278525, 443495, 2217475, 5847311, 29236555, 76015043, 146182775, 380075215, 1900376075]

約数ペア:

[(1, 1900376075), (5, 380075215), (13, 146182775), (25, 76015043), (65, 29236555), (325, 5847311), (857, 2217475), (4285, 443495), (6823, 278525), (11141, 170575), (21425, 88699), (34115, 55705)]