68713820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{2939}}^1$

素因数の和:3122

約数の個数: 48

約数和(自身を含む): 165957120

約数和(自身を除く): 97243300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 167, 334, 668, 835, 1169, 1670, 2338, 2939, 3340, 4676, 5845, 5878, 11690, 11756, 14695, 20573, 23380, 29390, 41146, 58780, 82292, 102865, 205730, 411460, 490813, 981626, 1963252, 2454065, 3435691, 4908130, 6871382, 9816260, 13742764, 17178455, 34356910, 68713820]

約数ペア:

[(1, 68713820), (2, 34356910), (4, 17178455), (5, 13742764), (7, 9816260), (10, 6871382), (14, 4908130), (20, 3435691), (28, 2454065), (35, 1963252), (70, 981626), (140, 490813), (167, 411460), (334, 205730), (668, 102865), (835, 82292), (1169, 58780), (1670, 41146), (2338, 29390), (2939, 23380), (3340, 20573), (4676, 14695), (5845, 11756), (5878, 11690)]