249060625

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2131}}^1$

素因数の和:2179

約数の個数: 40

約数和(自身を含む): 359659872

約数和(自身を除く): 110599247

約数列:

[1, 5, 11, 17, 25, 55, 85, 125, 187, 275, 425, 625, 935, 1375, 2125, 2131, 4675, 6875, 10625, 10655, 23375, 23441, 36227, 53275, 116875, 117205, 181135, 266375, 398497, 586025, 905675, 1331875, 1992485, 2930125, 4528375, 9962425, 14650625, 22641875, 49812125, 249060625]

約数ペア:

[(1, 249060625), (5, 49812125), (11, 22641875), (17, 14650625), (25, 9962425), (55, 4528375), (85, 2930125), (125, 1992485), (187, 1331875), (275, 905675), (425, 586025), (625, 398497), (935, 266375), (1375, 181135), (2125, 117205), (2131, 116875), (4675, 53275), (6875, 36227), (10625, 23441), (10655, 23375)]