78229725

素因数分解:

$3^1\times 5^2\times 7^3\times {\mathrm{3041}}^1$

素因数の和:3075

約数の個数: 48

約数和(自身を含む): 150883200

約数和(自身を除く): 72653475

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 175, 245, 343, 525, 735, 1029, 1225, 1715, 3041, 3675, 5145, 8575, 9123, 15205, 21287, 25725, 45615, 63861, 76025, 106435, 149009, 228075, 319305, 447027, 532175, 745045, 1043063, 1596525, 2235135, 3129189, 3725225, 5215315, 11175675, 15645945, 26076575, 78229725]

約数ペア:

[(1, 78229725), (3, 26076575), (5, 15645945), (7, 11175675), (15, 5215315), (21, 3725225), (25, 3129189), (35, 2235135), (49, 1596525), (75, 1043063), (105, 745045), (147, 532175), (175, 447027), (245, 319305), (343, 228075), (525, 149009), (735, 106435), (1029, 76025), (1225, 63861), (1715, 45615), (3041, 25725), (3675, 21287), (5145, 15205), (8575, 9123)]