56478125

素因数分解:

$5^5\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:120

約数の個数: 48

約数和(自身を含む): 80994816

約数和(自身を除く): 24516691

約数列:

[1, 5, 11, 25, 31, 53, 55, 125, 155, 265, 275, 341, 583, 625, 775, 1325, 1375, 1643, 1705, 2915, 3125, 3875, 6625, 6875, 8215, 8525, 14575, 18073, 19375, 33125, 34375, 41075, 42625, 72875, 90365, 96875, 165625, 205375, 213125, 364375, 451825, 1026875, 1065625, 1821875, 2259125, 5134375, 11295625, 56478125]

約数ペア:

[(1, 56478125), (5, 11295625), (11, 5134375), (25, 2259125), (31, 1821875), (53, 1065625), (55, 1026875), (125, 451825), (155, 364375), (265, 213125), (275, 205375), (341, 165625), (583, 96875), (625, 90365), (775, 72875), (1325, 42625), (1375, 41075), (1643, 34375), (1705, 33125), (2915, 19375), (3125, 18073), (3875, 14575), (6625, 8525), (6875, 8215)]