1242721875

素因数分解:

$3^1\times 5^5\times {\mathrm{71}}^1\times {\mathrm{1867}}^1$

素因数の和:1966

約数の個数: 48

約数和(自身を含む): 2101365504

約数和(自身を除く): 858643629

約数列:

[1, 3, 5, 15, 25, 71, 75, 125, 213, 355, 375, 625, 1065, 1775, 1867, 1875, 3125, 5325, 5601, 8875, 9335, 9375, 26625, 28005, 44375, 46675, 132557, 133125, 140025, 221875, 233375, 397671, 662785, 665625, 700125, 1166875, 1988355, 3313925, 3500625, 5834375, 9941775, 16569625, 17503125, 49708875, 82848125, 248544375, 414240625, 1242721875]

約数ペア:

[(1, 1242721875), (3, 414240625), (5, 248544375), (15, 82848125), (25, 49708875), (71, 17503125), (75, 16569625), (125, 9941775), (213, 5834375), (355, 3500625), (375, 3313925), (625, 1988355), (1065, 1166875), (1775, 700125), (1867, 665625), (1875, 662785), (3125, 397671), (5325, 233375), (5601, 221875), (8875, 140025), (9335, 133125), (9375, 132557), (26625, 46675), (28005, 44375)]