488999995

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1\times {\mathrm{739}}^1$

素因数の和:1035

約数の個数: 32

約数和(自身を含む): 655983360

約数和(自身を除く): 166983365

約数列:

[1, 5, 11, 53, 55, 227, 265, 583, 739, 1135, 2497, 2915, 3695, 8129, 12031, 12485, 39167, 40645, 60155, 132341, 167753, 195835, 430837, 661705, 838765, 1845283, 2154185, 8890909, 9226415, 44454545, 97799999, 488999995]

約数ペア:

[(1, 488999995), (5, 97799999), (11, 44454545), (53, 9226415), (55, 8890909), (227, 2154185), (265, 1845283), (583, 838765), (739, 661705), (1135, 430837), (2497, 195835), (2915, 167753), (3695, 132341), (8129, 60155), (12031, 40645), (12485, 39167)]