658580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1$

素因数の和:188

約数の個数: 48

約数和(自身を含む): 1587600

約数和(自身を除く): 929020

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 149, 170, 221, 260, 298, 340, 442, 596, 745, 884, 1105, 1490, 1937, 2210, 2533, 2980, 3874, 4420, 5066, 7748, 9685, 10132, 12665, 19370, 25330, 32929, 38740, 50660, 65858, 131716, 164645, 329290, 658580]

約数ペア:

[(1, 658580), (2, 329290), (4, 164645), (5, 131716), (10, 65858), (13, 50660), (17, 38740), (20, 32929), (26, 25330), (34, 19370), (52, 12665), (65, 10132), (68, 9685), (85, 7748), (130, 5066), (149, 4420), (170, 3874), (221, 2980), (260, 2533), (298, 2210), (340, 1937), (442, 1490), (596, 1105), (745, 884)]