77779125

素因数分解:

$3^2\times 5^3\times {\mathrm{47}}^1\times {\mathrm{1471}}^1$

素因数の和:1539

約数の個数: 48

約数和(自身を含む): 143290368

約数和(自身を除く): 65511243

約数列:

[1, 3, 5, 9, 15, 25, 45, 47, 75, 125, 141, 225, 235, 375, 423, 705, 1125, 1175, 1471, 2115, 3525, 4413, 5875, 7355, 10575, 13239, 17625, 22065, 36775, 52875, 66195, 69137, 110325, 183875, 207411, 330975, 345685, 551625, 622233, 1037055, 1654875, 1728425, 3111165, 5185275, 8642125, 15555825, 25926375, 77779125]

約数ペア:

[(1, 77779125), (3, 25926375), (5, 15555825), (9, 8642125), (15, 5185275), (25, 3111165), (45, 1728425), (47, 1654875), (75, 1037055), (125, 622233), (141, 551625), (225, 345685), (235, 330975), (375, 207411), (423, 183875), (705, 110325), (1125, 69137), (1175, 66195), (1471, 52875), (2115, 36775), (3525, 22065), (4413, 17625), (5875, 13239), (7355, 10575)]