25338375

素因数分解:

$3^2\times 5^3\times {\mathrm{101}}^1\times {\mathrm{223}}^1$

素因数の和:345

約数の個数: 48

約数和(自身を含む): 46335744

約数和(自身を除く): 20997369

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 101, 125, 223, 225, 303, 375, 505, 669, 909, 1115, 1125, 1515, 2007, 2525, 3345, 4545, 5575, 7575, 10035, 12625, 16725, 22523, 22725, 27875, 37875, 50175, 67569, 83625, 112615, 113625, 202707, 250875, 337845, 563075, 1013535, 1689225, 2815375, 5067675, 8446125, 25338375]

約数ペア:

[(1, 25338375), (3, 8446125), (5, 5067675), (9, 2815375), (15, 1689225), (25, 1013535), (45, 563075), (75, 337845), (101, 250875), (125, 202707), (223, 113625), (225, 112615), (303, 83625), (375, 67569), (505, 50175), (669, 37875), (909, 27875), (1115, 22725), (1125, 22523), (1515, 16725), (2007, 12625), (2525, 10035), (3345, 7575), (4545, 5575)]