421691875

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{739}}^1$

素因数の和:853

約数の個数: 40

約数和(自身を含む): 582563520

約数和(自身を除く): 160871645

約数列:

[1, 5, 11, 25, 55, 83, 125, 275, 415, 625, 739, 913, 1375, 2075, 3695, 4565, 6875, 8129, 10375, 18475, 22825, 40645, 51875, 61337, 92375, 114125, 203225, 306685, 461875, 570625, 674707, 1016125, 1533425, 3373535, 5080625, 7667125, 16867675, 38335625, 84338375, 421691875]

約数ペア:

[(1, 421691875), (5, 84338375), (11, 38335625), (25, 16867675), (55, 7667125), (83, 5080625), (125, 3373535), (275, 1533425), (415, 1016125), (625, 674707), (739, 570625), (913, 461875), (1375, 306685), (2075, 203225), (3695, 114125), (4565, 92375), (6875, 61337), (8129, 51875), (10375, 40645), (18475, 22825)]