1277060625

素因数分解:

$3^2\times 5^4\times {\mathrm{23}}^1\times {\mathrm{9871}}^1$

素因数の和:9920

約数の個数: 60

約数和(自身を含む): 2405529984

約数和(自身を除く): 1128469359

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 115, 125, 207, 225, 345, 375, 575, 625, 1035, 1125, 1725, 1875, 2875, 5175, 5625, 8625, 9871, 14375, 25875, 29613, 43125, 49355, 88839, 129375, 148065, 227033, 246775, 444195, 681099, 740325, 1135165, 1233875, 2043297, 2220975, 3405495, 3701625, 5675825, 6169375, 10216485, 11104875, 17027475, 18508125, 28379125, 51082425, 55524375, 85137375, 141895625, 255412125, 425686875, 1277060625]

約数ペア:

[(1, 1277060625), (3, 425686875), (5, 255412125), (9, 141895625), (15, 85137375), (23, 55524375), (25, 51082425), (45, 28379125), (69, 18508125), (75, 17027475), (115, 11104875), (125, 10216485), (207, 6169375), (225, 5675825), (345, 3701625), (375, 3405495), (575, 2220975), (625, 2043297), (1035, 1233875), (1125, 1135165), (1725, 740325), (1875, 681099), (2875, 444195), (5175, 246775), (5625, 227033), (8625, 148065), (9871, 129375), (14375, 88839), (25875, 49355), (29613, 43125)]