25557448

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:254

約数の個数: 64

約数和(自身を含む): 57024000

約数和(自身を除く): 31466552

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 79, 106, 109, 158, 212, 218, 316, 371, 424, 436, 553, 632, 742, 763, 872, 1106, 1484, 1526, 2212, 2968, 3052, 4187, 4424, 5777, 6104, 8374, 8611, 11554, 16748, 17222, 23108, 29309, 33496, 34444, 40439, 46216, 58618, 60277, 68888, 80878, 117236, 120554, 161756, 234472, 241108, 323512, 456383, 482216, 912766, 1825532, 3194681, 3651064, 6389362, 12778724, 25557448]

約数ペア:

[(1, 25557448), (2, 12778724), (4, 6389362), (7, 3651064), (8, 3194681), (14, 1825532), (28, 912766), (53, 482216), (56, 456383), (79, 323512), (106, 241108), (109, 234472), (158, 161756), (212, 120554), (218, 117236), (316, 80878), (371, 68888), (424, 60277), (436, 58618), (553, 46216), (632, 40439), (742, 34444), (763, 33496), (872, 29309), (1106, 23108), (1484, 17222), (1526, 16748), (2212, 11554), (2968, 8611), (3052, 8374), (4187, 6104), (4424, 5777)]