42620775

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 73281024

約数和(自身を除く): 30660249

約数列:

[1, 3, 5, 15, 25, 47, 75, 107, 113, 141, 235, 321, 339, 535, 565, 705, 1175, 1605, 1695, 2675, 2825, 3525, 5029, 5311, 8025, 8475, 12091, 15087, 15933, 25145, 26555, 36273, 60455, 75435, 79665, 125725, 132775, 181365, 302275, 377175, 398325, 568277, 906825, 1704831, 2841385, 8524155, 14206925, 42620775]

約数ペア:

[(1, 42620775), (3, 14206925), (5, 8524155), (15, 2841385), (25, 1704831), (47, 906825), (75, 568277), (107, 398325), (113, 377175), (141, 302275), (235, 181365), (321, 132775), (339, 125725), (535, 79665), (565, 75435), (705, 60455), (1175, 36273), (1605, 26555), (1695, 25145), (2675, 15933), (2825, 15087), (3525, 12091), (5029, 8475), (5311, 8025)]