201517875

素因数分解:

$3^4\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1531}}^1$

素因数の和:1571

約数の個数: 80

約数和(自身を含む): 404852448

約数和(自身を除く): 203334573

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 81, 117, 125, 135, 195, 225, 325, 351, 375, 405, 585, 675, 975, 1053, 1125, 1531, 1625, 1755, 2025, 2925, 3375, 4593, 4875, 5265, 7655, 8775, 10125, 13779, 14625, 19903, 22965, 26325, 38275, 41337, 43875, 59709, 68895, 99515, 114825, 124011, 131625, 179127, 191375, 206685, 298545, 344475, 497575, 537381, 574125, 620055, 895635, 1033425, 1492725, 1612143, 1722375, 2487875, 2686905, 3100275, 4478175, 5167125, 7463625, 8060715, 13434525, 15501375, 22390875, 40303575, 67172625, 201517875]

約数ペア:

[(1, 201517875), (3, 67172625), (5, 40303575), (9, 22390875), (13, 15501375), (15, 13434525), (25, 8060715), (27, 7463625), (39, 5167125), (45, 4478175), (65, 3100275), (75, 2686905), (81, 2487875), (117, 1722375), (125, 1612143), (135, 1492725), (195, 1033425), (225, 895635), (325, 620055), (351, 574125), (375, 537381), (405, 497575), (585, 344475), (675, 298545), (975, 206685), (1053, 191375), (1125, 179127), (1531, 131625), (1625, 124011), (1755, 114825), (2025, 99515), (2925, 68895), (3375, 59709), (4593, 43875), (4875, 41337), (5265, 38275), (7655, 26325), (8775, 22965), (10125, 19903), (13779, 14625)]