349640525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 483969024

約数和(自身を除く): 134328499

約数列:

[1, 5, 13, 25, 43, 65, 127, 197, 215, 325, 559, 635, 985, 1075, 1651, 2561, 2795, 3175, 4925, 5461, 8255, 8471, 12805, 13975, 25019, 27305, 41275, 42355, 64025, 70993, 110123, 125095, 136525, 211775, 325247, 354965, 550615, 625475, 1075817, 1626235, 1774825, 2753075, 5379085, 8131175, 13985621, 26895425, 69928105, 349640525]

約数ペア:

[(1, 349640525), (5, 69928105), (13, 26895425), (25, 13985621), (43, 8131175), (65, 5379085), (127, 2753075), (197, 1774825), (215, 1626235), (325, 1075817), (559, 625475), (635, 550615), (985, 354965), (1075, 325247), (1651, 211775), (2561, 136525), (2795, 125095), (3175, 110123), (4925, 70993), (5461, 64025), (8255, 42355), (8471, 41275), (12805, 27305), (13975, 25019)]