38042875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{571}}^1$

素因数の和:640

約数の個数: 32

約数和(自身を含む): 52468416

約数和(自身を除く): 14425541

約数列:

[1, 5, 13, 25, 41, 65, 125, 205, 325, 533, 571, 1025, 1625, 2665, 2855, 5125, 7423, 13325, 14275, 23411, 37115, 66625, 71375, 117055, 185575, 304343, 585275, 927875, 1521715, 2926375, 7608575, 38042875]

約数ペア:

[(1, 38042875), (5, 7608575), (13, 2926375), (25, 1521715), (41, 927875), (65, 585275), (125, 304343), (205, 185575), (325, 117055), (533, 71375), (571, 66625), (1025, 37115), (1625, 23411), (2665, 14275), (2855, 13325), (5125, 7423)]