52645840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{227}}^1$

素因数の和:476

約数の個数: 80

約数和(自身を含む): 132991488

約数和(自身を除く): 80345648

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 223, 227, 260, 446, 454, 520, 892, 908, 1040, 1115, 1135, 1784, 1816, 2230, 2270, 2899, 2951, 3568, 3632, 4460, 4540, 5798, 5902, 8920, 9080, 11596, 11804, 14495, 14755, 17840, 18160, 23192, 23608, 28990, 29510, 46384, 47216, 50621, 57980, 59020, 101242, 115960, 118040, 202484, 231920, 236080, 253105, 404968, 506210, 658073, 809936, 1012420, 1316146, 2024840, 2632292, 3290365, 4049680, 5264584, 6580730, 10529168, 13161460, 26322920, 52645840]

約数ペア:

[(1, 52645840), (2, 26322920), (4, 13161460), (5, 10529168), (8, 6580730), (10, 5264584), (13, 4049680), (16, 3290365), (20, 2632292), (26, 2024840), (40, 1316146), (52, 1012420), (65, 809936), (80, 658073), (104, 506210), (130, 404968), (208, 253105), (223, 236080), (227, 231920), (260, 202484), (446, 118040), (454, 115960), (520, 101242), (892, 59020), (908, 57980), (1040, 50621), (1115, 47216), (1135, 46384), (1784, 29510), (1816, 28990), (2230, 23608), (2270, 23192), (2899, 18160), (2951, 17840), (3568, 14755), (3632, 14495), (4460, 11804), (4540, 11596), (5798, 9080), (5902, 8920)]