67240520

素因数分解:

$2^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{6203}}^1$

素因数の和:6485

約数の個数: 32

約数和(自身を含む): 151873920

約数和(自身を除く): 84633400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 271, 542, 1084, 1355, 2168, 2710, 5420, 6203, 10840, 12406, 24812, 31015, 49624, 62030, 124060, 248120, 1681013, 3362026, 6724052, 8405065, 13448104, 16810130, 33620260, 67240520]

約数ペア:

[(1, 67240520), (2, 33620260), (4, 16810130), (5, 13448104), (8, 8405065), (10, 6724052), (20, 3362026), (40, 1681013), (271, 248120), (542, 124060), (1084, 62030), (1355, 49624), (2168, 31015), (2710, 24812), (5420, 12406), (6203, 10840)]