56784825

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{359}}^1$

素因数の和:431

約数の個数: 72

約数和(自身を含む): 110260800

約数和(自身を除く): 53475975

約数列:

[1, 3, 5, 9, 15, 19, 25, 37, 45, 57, 75, 95, 111, 171, 185, 225, 285, 333, 359, 475, 555, 703, 855, 925, 1077, 1425, 1665, 1795, 2109, 2775, 3231, 3515, 4275, 5385, 6327, 6821, 8325, 8975, 10545, 13283, 16155, 17575, 20463, 26925, 31635, 34105, 39849, 52725, 61389, 66415, 80775, 102315, 119547, 158175, 170525, 199245, 252377, 306945, 332075, 511575, 597735, 757131, 996225, 1261885, 1534725, 2271393, 2988675, 3785655, 6309425, 11356965, 18928275, 56784825]

約数ペア:

[(1, 56784825), (3, 18928275), (5, 11356965), (9, 6309425), (15, 3785655), (19, 2988675), (25, 2271393), (37, 1534725), (45, 1261885), (57, 996225), (75, 757131), (95, 597735), (111, 511575), (171, 332075), (185, 306945), (225, 252377), (285, 199245), (333, 170525), (359, 158175), (475, 119547), (555, 102315), (703, 80775), (855, 66415), (925, 61389), (1077, 52725), (1425, 39849), (1665, 34105), (1795, 31635), (2109, 26925), (2775, 20463), (3231, 17575), (3515, 16155), (4275, 13283), (5385, 10545), (6327, 8975), (6821, 8325)]