130612880

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{39821}}^1$

素因数の和:39875

約数の個数: 40

約数和(自身を含む): 311089464

約数和(自身を除く): 180476584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 39821, 79642, 159284, 199105, 318568, 398210, 637136, 796420, 1592840, 1632661, 3185680, 3265322, 6530644, 8163305, 13061288, 16326610, 26122576, 32653220, 65306440, 130612880]

約数ペア:

[(1, 130612880), (2, 65306440), (4, 32653220), (5, 26122576), (8, 16326610), (10, 13061288), (16, 8163305), (20, 6530644), (40, 3265322), (41, 3185680), (80, 1632661), (82, 1592840), (164, 796420), (205, 637136), (328, 398210), (410, 318568), (656, 199105), (820, 159284), (1640, 79642), (3280, 39821)]