1938862475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{1451}}^1$

素因数の和:1628

約数の個数: 48

約数和(自身を含む): 2709362304

約数和(自身を除く): 770499829

約数列:

[1, 5, 11, 25, 43, 55, 113, 215, 275, 473, 565, 1075, 1243, 1451, 2365, 2825, 4859, 6215, 7255, 11825, 15961, 24295, 31075, 36275, 53449, 62393, 79805, 121475, 163963, 267245, 311965, 399025, 686323, 819815, 1336225, 1559825, 1803593, 3431615, 4099075, 7050409, 9017965, 17158075, 35252045, 45089825, 77554499, 176260225, 387772495, 1938862475]

約数ペア:

[(1, 1938862475), (5, 387772495), (11, 176260225), (25, 77554499), (43, 45089825), (55, 35252045), (113, 17158075), (215, 9017965), (275, 7050409), (473, 4099075), (565, 3431615), (1075, 1803593), (1243, 1559825), (1451, 1336225), (2365, 819815), (2825, 686323), (4859, 399025), (6215, 311965), (7255, 267245), (11825, 163963), (15961, 121475), (24295, 79805), (31075, 62393), (36275, 53449)]