72628245

素因数分解:

$3^4\times 5^1\times {\mathrm{389}}^1\times {\mathrm{461}}^1$

素因数の和:867

約数の個数: 40

約数和(自身を含む): 130810680

約数和(自身を除く): 58182435

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 389, 405, 461, 1167, 1383, 1945, 2305, 3501, 4149, 5835, 6915, 10503, 12447, 17505, 20745, 31509, 37341, 52515, 62235, 157545, 179329, 186705, 537987, 896645, 1613961, 2689935, 4841883, 8069805, 14525649, 24209415, 72628245]

約数ペア:

[(1, 72628245), (3, 24209415), (5, 14525649), (9, 8069805), (15, 4841883), (27, 2689935), (45, 1613961), (81, 896645), (135, 537987), (389, 186705), (405, 179329), (461, 157545), (1167, 62235), (1383, 52515), (1945, 37341), (2305, 31509), (3501, 20745), (4149, 17505), (5835, 12447), (6915, 10503)]