90939375

素因数分解:

$3^3\times 5^4\times {\mathrm{17}}^1\times {\mathrm{317}}^1$

素因数の和:363

約数の個数: 80

約数和(自身を含む): 178817760

約数和(自身を除く): 87878385

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 45, 51, 75, 85, 125, 135, 153, 225, 255, 317, 375, 425, 459, 625, 675, 765, 951, 1125, 1275, 1585, 1875, 2125, 2295, 2853, 3375, 3825, 4755, 5389, 5625, 6375, 7925, 8559, 10625, 11475, 14265, 16167, 16875, 19125, 23775, 26945, 31875, 39625, 42795, 48501, 57375, 71325, 80835, 95625, 118875, 134725, 145503, 198125, 213975, 242505, 286875, 356625, 404175, 594375, 673625, 727515, 1069875, 1212525, 1783125, 2020875, 3368125, 3637575, 5349375, 6062625, 10104375, 18187875, 30313125, 90939375]

約数ペア:

[(1, 90939375), (3, 30313125), (5, 18187875), (9, 10104375), (15, 6062625), (17, 5349375), (25, 3637575), (27, 3368125), (45, 2020875), (51, 1783125), (75, 1212525), (85, 1069875), (125, 727515), (135, 673625), (153, 594375), (225, 404175), (255, 356625), (317, 286875), (375, 242505), (425, 213975), (459, 198125), (625, 145503), (675, 134725), (765, 118875), (951, 95625), (1125, 80835), (1275, 71325), (1585, 57375), (1875, 48501), (2125, 42795), (2295, 39625), (2853, 31875), (3375, 26945), (3825, 23775), (4755, 19125), (5389, 16875), (5625, 16167), (6375, 14265), (7925, 11475), (8559, 10625)]