139922825

素因数分解:

$5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{349}}^1$

素因数の和:474

約数の個数: 48

約数和(自身を含む): 208320000

約数和(自身を除く): 68397175

約数列:

[1, 5, 7, 25, 29, 35, 79, 145, 175, 203, 349, 395, 553, 725, 1015, 1745, 1975, 2291, 2443, 2765, 5075, 8725, 10121, 11455, 12215, 13825, 16037, 27571, 50605, 57275, 61075, 70847, 80185, 137855, 192997, 253025, 354235, 400925, 689275, 799559, 964985, 1771175, 3997795, 4824925, 5596913, 19988975, 27984565, 139922825]

約数ペア:

[(1, 139922825), (5, 27984565), (7, 19988975), (25, 5596913), (29, 4824925), (35, 3997795), (79, 1771175), (145, 964985), (175, 799559), (203, 689275), (349, 400925), (395, 354235), (553, 253025), (725, 192997), (1015, 137855), (1745, 80185), (1975, 70847), (2291, 61075), (2443, 57275), (2765, 50605), (5075, 27571), (8725, 16037), (10121, 13825), (11455, 12215)]