171098980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{223}}^1\times {\mathrm{227}}^1$

素因数の和:485

約数の個数: 72

約数和(自身を含む): 392539392

約数和(自身を除く): 221440412

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 223, 227, 260, 338, 446, 454, 676, 845, 892, 908, 1115, 1135, 1690, 2230, 2270, 2899, 2951, 3380, 4460, 4540, 5798, 5902, 11596, 11804, 14495, 14755, 28990, 29510, 37687, 38363, 50621, 57980, 59020, 75374, 76726, 101242, 150748, 153452, 188435, 191815, 202484, 253105, 376870, 383630, 506210, 658073, 753740, 767260, 1012420, 1316146, 2632292, 3290365, 6580730, 8554949, 13161460, 17109898, 34219796, 42774745, 85549490, 171098980]

約数ペア:

[(1, 171098980), (2, 85549490), (4, 42774745), (5, 34219796), (10, 17109898), (13, 13161460), (20, 8554949), (26, 6580730), (52, 3290365), (65, 2632292), (130, 1316146), (169, 1012420), (223, 767260), (227, 753740), (260, 658073), (338, 506210), (446, 383630), (454, 376870), (676, 253105), (845, 202484), (892, 191815), (908, 188435), (1115, 153452), (1135, 150748), (1690, 101242), (2230, 76726), (2270, 75374), (2899, 59020), (2951, 57980), (3380, 50621), (4460, 38363), (4540, 37687), (5798, 29510), (5902, 28990), (11596, 14755), (11804, 14495)]