193290425

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{863}}^1$

素因数の和:938

約数の個数: 36

約数和(自身を含む): 263126016

約数和(自身を除く): 69835591

約数列:

[1, 5, 17, 25, 31, 85, 155, 289, 425, 527, 775, 863, 1445, 2635, 4315, 7225, 8959, 13175, 14671, 21575, 26753, 44795, 73355, 133765, 223975, 249407, 366775, 454801, 668825, 1247035, 2274005, 6235175, 7731617, 11370025, 38658085, 193290425]

約数ペア:

[(1, 193290425), (5, 38658085), (17, 11370025), (25, 7731617), (31, 6235175), (85, 2274005), (155, 1247035), (289, 668825), (425, 454801), (527, 366775), (775, 249407), (863, 223975), (1445, 133765), (2635, 73355), (4315, 44795), (7225, 26753), (8959, 21575), (13175, 14671)]