25916640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{53993}}^1$

素因数の和:54011

約数の個数: 48

約数和(自身を含む): 81638928

約数和(自身を除く): 55722288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 53993, 107986, 161979, 215972, 269965, 323958, 431944, 539930, 647916, 809895, 863888, 1079860, 1295832, 1619790, 1727776, 2159720, 2591664, 3239580, 4319440, 5183328, 6479160, 8638880, 12958320, 25916640]

約数ペア:

[(1, 25916640), (2, 12958320), (3, 8638880), (4, 6479160), (5, 5183328), (6, 4319440), (8, 3239580), (10, 2591664), (12, 2159720), (15, 1727776), (16, 1619790), (20, 1295832), (24, 1079860), (30, 863888), (32, 809895), (40, 647916), (48, 539930), (60, 431944), (80, 323958), (96, 269965), (120, 215972), (160, 161979), (240, 107986), (480, 53993)]