172321875

素因数分解:

$3^2\times 5^5\times {\mathrm{11}}^1\times {\mathrm{557}}^1$

素因数の和:599

約数の個数: 72

約数和(自身を含む): 340009488

約数和(自身を除く): 167687613

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 125, 165, 225, 275, 375, 495, 557, 625, 825, 1125, 1375, 1671, 1875, 2475, 2785, 3125, 4125, 5013, 5625, 6127, 6875, 8355, 9375, 12375, 13925, 18381, 20625, 25065, 28125, 30635, 34375, 41775, 55143, 61875, 69625, 91905, 103125, 125325, 153175, 208875, 275715, 309375, 348125, 459525, 626625, 765875, 1044375, 1378575, 1740625, 2297625, 3133125, 3829375, 5221875, 6892875, 11488125, 15665625, 19146875, 34464375, 57440625, 172321875]

約数ペア:

[(1, 172321875), (3, 57440625), (5, 34464375), (9, 19146875), (11, 15665625), (15, 11488125), (25, 6892875), (33, 5221875), (45, 3829375), (55, 3133125), (75, 2297625), (99, 1740625), (125, 1378575), (165, 1044375), (225, 765875), (275, 626625), (375, 459525), (495, 348125), (557, 309375), (625, 275715), (825, 208875), (1125, 153175), (1375, 125325), (1671, 103125), (1875, 91905), (2475, 69625), (2785, 61875), (3125, 55143), (4125, 41775), (5013, 34375), (5625, 30635), (6127, 28125), (6875, 25065), (8355, 20625), (9375, 18381), (12375, 13925)]