165694160

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{18329}}^1$

素因数の和:18455

約数の個数: 40

約数和(自身を含む): 388669320

約数和(自身を除く): 222975160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 904, 1130, 1808, 2260, 4520, 9040, 18329, 36658, 73316, 91645, 146632, 183290, 293264, 366580, 733160, 1466320, 2071177, 4142354, 8284708, 10355885, 16569416, 20711770, 33138832, 41423540, 82847080, 165694160]

約数ペア:

[(1, 165694160), (2, 82847080), (4, 41423540), (5, 33138832), (8, 20711770), (10, 16569416), (16, 10355885), (20, 8284708), (40, 4142354), (80, 2071177), (113, 1466320), (226, 733160), (452, 366580), (565, 293264), (904, 183290), (1130, 146632), (1808, 91645), (2260, 73316), (4520, 36658), (9040, 18329)]