82160120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2111}}^1$

素因数の和:2268

約数の個数: 64

約数和(自身を含む): 212889600

約数和(自身を除く): 130729480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 139, 140, 278, 280, 556, 695, 973, 1112, 1390, 1946, 2111, 2780, 3892, 4222, 4865, 5560, 7784, 8444, 9730, 10555, 14777, 16888, 19460, 21110, 29554, 38920, 42220, 59108, 73885, 84440, 118216, 147770, 293429, 295540, 586858, 591080, 1173716, 1467145, 2054003, 2347432, 2934290, 4108006, 5868580, 8216012, 10270015, 11737160, 16432024, 20540030, 41080060, 82160120]

約数ペア:

[(1, 82160120), (2, 41080060), (4, 20540030), (5, 16432024), (7, 11737160), (8, 10270015), (10, 8216012), (14, 5868580), (20, 4108006), (28, 2934290), (35, 2347432), (40, 2054003), (56, 1467145), (70, 1173716), (139, 591080), (140, 586858), (278, 295540), (280, 293429), (556, 147770), (695, 118216), (973, 84440), (1112, 73885), (1390, 59108), (1946, 42220), (2111, 38920), (2780, 29554), (3892, 21110), (4222, 19460), (4865, 16888), (5560, 14777), (7784, 10555), (8444, 9730)]