26393860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{521}}^1$

素因数の和:696

約数の個数: 48

約数和(自身を含む): 59194800

約数和(自身を除く): 32800940

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 149, 170, 298, 340, 521, 596, 745, 1042, 1490, 2084, 2533, 2605, 2980, 5066, 5210, 8857, 10132, 10420, 12665, 17714, 25330, 35428, 44285, 50660, 77629, 88570, 155258, 177140, 310516, 388145, 776290, 1319693, 1552580, 2639386, 5278772, 6598465, 13196930, 26393860]

約数ペア:

[(1, 26393860), (2, 13196930), (4, 6598465), (5, 5278772), (10, 2639386), (17, 1552580), (20, 1319693), (34, 776290), (68, 388145), (85, 310516), (149, 177140), (170, 155258), (298, 88570), (340, 77629), (521, 50660), (596, 44285), (745, 35428), (1042, 25330), (1490, 17714), (2084, 12665), (2533, 10420), (2605, 10132), (2980, 8857), (5066, 5210)]