130530920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{887}}^1$

素因数の和:1194

約数の個数: 64

約数和(自身を含む): 317761920

約数和(自身を除く): 187231000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 283, 520, 566, 887, 1132, 1415, 1774, 2264, 2830, 3548, 3679, 4435, 5660, 7096, 7358, 8870, 11320, 11531, 14716, 17740, 18395, 23062, 29432, 35480, 36790, 46124, 57655, 73580, 92248, 115310, 147160, 230620, 251021, 461240, 502042, 1004084, 1255105, 2008168, 2510210, 3263273, 5020420, 6526546, 10040840, 13053092, 16316365, 26106184, 32632730, 65265460, 130530920]

約数ペア:

[(1, 130530920), (2, 65265460), (4, 32632730), (5, 26106184), (8, 16316365), (10, 13053092), (13, 10040840), (20, 6526546), (26, 5020420), (40, 3263273), (52, 2510210), (65, 2008168), (104, 1255105), (130, 1004084), (260, 502042), (283, 461240), (520, 251021), (566, 230620), (887, 147160), (1132, 115310), (1415, 92248), (1774, 73580), (2264, 57655), (2830, 46124), (3548, 36790), (3679, 35480), (4435, 29432), (5660, 23062), (7096, 18395), (7358, 17740), (8870, 14716), (11320, 11531)]