28526630

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:261

約数の個数: 64

約数和(自身を含む): 59228928

約数和(自身を除く): 30702298

約数列:

[1, 2, 5, 10, 11, 22, 37, 43, 55, 74, 86, 110, 163, 185, 215, 326, 370, 407, 430, 473, 814, 815, 946, 1591, 1630, 1793, 2035, 2365, 3182, 3586, 4070, 4730, 6031, 7009, 7955, 8965, 12062, 14018, 15910, 17501, 17930, 30155, 35002, 35045, 60310, 66341, 70090, 77099, 87505, 132682, 154198, 175010, 259333, 331705, 385495, 518666, 663410, 770990, 1296665, 2593330, 2852663, 5705326, 14263315, 28526630]

約数ペア:

[(1, 28526630), (2, 14263315), (5, 5705326), (10, 2852663), (11, 2593330), (22, 1296665), (37, 770990), (43, 663410), (55, 518666), (74, 385495), (86, 331705), (110, 259333), (163, 175010), (185, 154198), (215, 132682), (326, 87505), (370, 77099), (407, 70090), (430, 66341), (473, 60310), (814, 35045), (815, 35002), (946, 30155), (1591, 17930), (1630, 17501), (1793, 15910), (2035, 14018), (2365, 12062), (3182, 8965), (3586, 7955), (4070, 7009), (4730, 6031)]