28402550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{457}}^1$

素因数の和:593

約数の個数: 48

約数和(自身を含む): 58268592

約数和(自身を除く): 29866042

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 113, 226, 275, 457, 550, 565, 914, 1130, 1243, 2285, 2486, 2825, 4570, 5027, 5650, 6215, 10054, 11425, 12430, 22850, 25135, 31075, 50270, 51641, 62150, 103282, 125675, 251350, 258205, 516410, 568051, 1136102, 1291025, 2582050, 2840255, 5680510, 14201275, 28402550]

約数ペア:

[(1, 28402550), (2, 14201275), (5, 5680510), (10, 2840255), (11, 2582050), (22, 1291025), (25, 1136102), (50, 568051), (55, 516410), (110, 258205), (113, 251350), (226, 125675), (275, 103282), (457, 62150), (550, 51641), (565, 50270), (914, 31075), (1130, 25135), (1243, 22850), (2285, 12430), (2486, 11425), (2825, 10054), (4570, 6215), (5027, 5650)]