4100625

素因数分解:

$3^8\times 5^4$

素因数の和:44

約数の個数: 45

約数和(自身を含む): 7685821

約数和(自身を除く): 3585196

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 125, 135, 225, 243, 375, 405, 625, 675, 729, 1125, 1215, 1875, 2025, 2187, 3375, 3645, 5625, 6075, 6561, 10125, 10935, 16875, 18225, 30375, 32805, 50625, 54675, 91125, 151875, 164025, 273375, 455625, 820125, 1366875, 4100625]

約数ペア:

[(1, 4100625), (3, 1366875), (5, 820125), (9, 455625), (15, 273375), (25, 164025), (27, 151875), (45, 91125), (75, 54675), (81, 50625), (125, 32805), (135, 30375), (225, 18225), (243, 16875), (375, 10935), (405, 10125), (625, 6561), (675, 6075), (729, 5625), (1125, 3645), (1215, 3375), (1875, 2187)]