40989975

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2473}}^1$

素因数の和:2516

約数の個数: 48

約数和(自身を含む): 77307552

約数和(自身を除く): 36317577

約数列:

[1, 3, 5, 13, 15, 17, 25, 39, 51, 65, 75, 85, 195, 221, 255, 325, 425, 663, 975, 1105, 1275, 2473, 3315, 5525, 7419, 12365, 16575, 32149, 37095, 42041, 61825, 96447, 126123, 160745, 185475, 210205, 482235, 546533, 630615, 803725, 1051025, 1639599, 2411175, 2732665, 3153075, 8197995, 13663325, 40989975]

約数ペア:

[(1, 40989975), (3, 13663325), (5, 8197995), (13, 3153075), (15, 2732665), (17, 2411175), (25, 1639599), (39, 1051025), (51, 803725), (65, 630615), (75, 546533), (85, 482235), (195, 210205), (221, 185475), (255, 160745), (325, 126123), (425, 96447), (663, 61825), (975, 42041), (1105, 37095), (1275, 32149), (2473, 16575), (3315, 12365), (5525, 7419)]