65020760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{232217}}^1$

素因数の和:232235

約数の個数: 32

約数和(自身を含む): 167196960

約数和(自身を除く): 102176200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 232217, 464434, 928868, 1161085, 1625519, 1857736, 2322170, 3251038, 4644340, 6502076, 8127595, 9288680, 13004152, 16255190, 32510380, 65020760]

約数ペア:

[(1, 65020760), (2, 32510380), (4, 16255190), (5, 13004152), (7, 9288680), (8, 8127595), (10, 6502076), (14, 4644340), (20, 3251038), (28, 2322170), (35, 1857736), (40, 1625519), (56, 1161085), (70, 928868), (140, 464434), (280, 232217)]