7475625

素因数分解:

$3^3\times 5^4\times {\mathrm{443}}^1$

素因数の和:472

約数の個数: 40

約数和(自身を含む): 13870560

約数和(自身を除く): 6394935

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 125, 135, 225, 375, 443, 625, 675, 1125, 1329, 1875, 2215, 3375, 3987, 5625, 6645, 11075, 11961, 16875, 19935, 33225, 55375, 59805, 99675, 166125, 276875, 299025, 498375, 830625, 1495125, 2491875, 7475625]

約数ペア:

[(1, 7475625), (3, 2491875), (5, 1495125), (9, 830625), (15, 498375), (25, 299025), (27, 276875), (45, 166125), (75, 99675), (125, 59805), (135, 55375), (225, 33225), (375, 19935), (443, 16875), (625, 11961), (675, 11075), (1125, 6645), (1329, 5625), (1875, 3987), (2215, 3375)]