4008550

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{881}}^1$

素因数の和:913

約数の個数: 48

約数和(自身を含む): 9186912

約数和(自身を除く): 5178362

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 130, 175, 182, 325, 350, 455, 650, 881, 910, 1762, 2275, 4405, 4550, 6167, 8810, 11453, 12334, 22025, 22906, 30835, 44050, 57265, 61670, 80171, 114530, 154175, 160342, 286325, 308350, 400855, 572650, 801710, 2004275, 4008550]

約数ペア:

[(1, 4008550), (2, 2004275), (5, 801710), (7, 572650), (10, 400855), (13, 308350), (14, 286325), (25, 160342), (26, 154175), (35, 114530), (50, 80171), (65, 61670), (70, 57265), (91, 44050), (130, 30835), (175, 22906), (182, 22025), (325, 12334), (350, 11453), (455, 8810), (650, 6167), (881, 4550), (910, 4405), (1762, 2275)]