910530625

素因数分解:

$5^4\times {\mathrm{17}}^2\times {\mathrm{71}}^2$

素因数の和:196

約数の個数: 45

約数和(自身を含む): 1225928671

約数和(自身を除く): 315398046

約数列:

[1, 5, 17, 25, 71, 85, 125, 289, 355, 425, 625, 1207, 1445, 1775, 2125, 5041, 6035, 7225, 8875, 10625, 20519, 25205, 30175, 36125, 44375, 85697, 102595, 126025, 150875, 180625, 428485, 512975, 630125, 754375, 1456849, 2142425, 2564875, 3150625, 7284245, 10712125, 12824375, 36421225, 53560625, 182106125, 910530625]

約数ペア:

[(1, 910530625), (5, 182106125), (17, 53560625), (25, 36421225), (71, 12824375), (85, 10712125), (125, 7284245), (289, 3150625), (355, 2564875), (425, 2142425), (625, 1456849), (1207, 754375), (1445, 630125), (1775, 512975), (2125, 428485), (5041, 180625), (6035, 150875), (7225, 126025), (8875, 102595), (10625, 85697), (20519, 44375), (25205, 36125)]