457678425

素因数分解:

$3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{1409}}^1$

素因数の和:1554

約数の個数: 48

約数和(自身を含む): 780485760

約数和(自身を除く): 322807335

約数列:

[1, 3, 5, 15, 25, 61, 71, 75, 183, 213, 305, 355, 915, 1065, 1409, 1525, 1775, 4227, 4331, 4575, 5325, 7045, 12993, 21135, 21655, 35225, 64965, 85949, 100039, 105675, 108275, 257847, 300117, 324825, 429745, 500195, 1289235, 1500585, 2148725, 2500975, 6102379, 6446175, 7502925, 18307137, 30511895, 91535685, 152559475, 457678425]

約数ペア:

[(1, 457678425), (3, 152559475), (5, 91535685), (15, 30511895), (25, 18307137), (61, 7502925), (71, 6446175), (75, 6102379), (183, 2500975), (213, 2148725), (305, 1500585), (355, 1289235), (915, 500195), (1065, 429745), (1409, 324825), (1525, 300117), (1775, 257847), (4227, 108275), (4331, 105675), (4575, 100039), (5325, 85949), (7045, 64965), (12993, 35225), (21135, 21655)]