67522725

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:299

約数の個数: 72

約数和(自身を含む): 129991680

約数和(自身を除く): 62468955

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 127, 139, 153, 225, 255, 381, 417, 425, 635, 695, 765, 1143, 1251, 1275, 1905, 2085, 2159, 2363, 3175, 3475, 3825, 5715, 6255, 6477, 7089, 9525, 10425, 10795, 11815, 17653, 19431, 21267, 28575, 31275, 32385, 35445, 52959, 53975, 59075, 88265, 97155, 106335, 158877, 161925, 177225, 264795, 300101, 441325, 485775, 531675, 794385, 900303, 1323975, 1500505, 2700909, 3971925, 4501515, 7502525, 13504545, 22507575, 67522725]

約数ペア:

[(1, 67522725), (3, 22507575), (5, 13504545), (9, 7502525), (15, 4501515), (17, 3971925), (25, 2700909), (45, 1500505), (51, 1323975), (75, 900303), (85, 794385), (127, 531675), (139, 485775), (153, 441325), (225, 300101), (255, 264795), (381, 177225), (417, 161925), (425, 158877), (635, 106335), (695, 97155), (765, 88265), (1143, 59075), (1251, 53975), (1275, 52959), (1905, 35445), (2085, 32385), (2159, 31275), (2363, 28575), (3175, 21267), (3475, 19431), (3825, 17653), (5715, 11815), (6255, 10795), (6477, 10425), (7089, 9525)]