22780550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{347}}^1$

素因数の和:473

約数の個数: 48

約数和(自身を含む): 46215792

約数和(自身を除く): 23435242

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 101, 130, 202, 325, 347, 505, 650, 694, 1010, 1313, 1735, 2525, 2626, 3470, 4511, 5050, 6565, 8675, 9022, 13130, 17350, 22555, 32825, 35047, 45110, 65650, 70094, 112775, 175235, 225550, 350470, 455611, 876175, 911222, 1752350, 2278055, 4556110, 11390275, 22780550]

約数ペア:

[(1, 22780550), (2, 11390275), (5, 4556110), (10, 2278055), (13, 1752350), (25, 911222), (26, 876175), (50, 455611), (65, 350470), (101, 225550), (130, 175235), (202, 112775), (325, 70094), (347, 65650), (505, 45110), (650, 35047), (694, 32825), (1010, 22555), (1313, 17350), (1735, 13130), (2525, 9022), (2626, 8675), (3470, 6565), (4511, 5050)]