28491350

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{7213}}^1$

素因数の和:7304

約数の個数: 24

約数和(自身を含む): 53672160

約数和(自身を除く): 25180810

約数列:

[1, 2, 5, 10, 25, 50, 79, 158, 395, 790, 1975, 3950, 7213, 14426, 36065, 72130, 180325, 360650, 569827, 1139654, 2849135, 5698270, 14245675, 28491350]

約数ペア:

[(1, 28491350), (2, 14245675), (5, 5698270), (10, 2849135), (25, 1139654), (50, 569827), (79, 360650), (158, 180325), (395, 72130), (790, 36065), (1975, 14426), (3950, 7213)]