40720875

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{8353}}^1$

素因数の和:8384

約数の個数: 32

約数和(自身を含む): 72980544

約数和(自身を除く): 32259669

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 195, 325, 375, 975, 1625, 4875, 8353, 25059, 41765, 108589, 125295, 208825, 325767, 542945, 626475, 1044125, 1628835, 2714725, 3132375, 8144175, 13573625, 40720875]

約数ペア:

[(1, 40720875), (3, 13573625), (5, 8144175), (13, 3132375), (15, 2714725), (25, 1628835), (39, 1044125), (65, 626475), (75, 542945), (125, 325767), (195, 208825), (325, 125295), (375, 108589), (975, 41765), (1625, 25059), (4875, 8353)]