40981875

素因数分解:

$3^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{1987}}^1$

素因数の和:2021

約数の個数: 40

約数和(自身を含む): 74526144

約数和(自身を除く): 33544269

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 125, 165, 275, 375, 625, 825, 1375, 1875, 1987, 4125, 5961, 6875, 9935, 20625, 21857, 29805, 49675, 65571, 109285, 149025, 248375, 327855, 546425, 745125, 1241875, 1639275, 2732125, 3725625, 8196375, 13660625, 40981875]

約数ペア:

[(1, 40981875), (3, 13660625), (5, 8196375), (11, 3725625), (15, 2732125), (25, 1639275), (33, 1241875), (55, 745125), (75, 546425), (125, 327855), (165, 248375), (275, 149025), (375, 109285), (625, 65571), (825, 49675), (1375, 29805), (1875, 21857), (1987, 20625), (4125, 9935), (5961, 6875)]