78209440

素因数分解:

$2^5\times 5^1\times {\mathrm{167}}^1\times {\mathrm{2927}}^1$

素因数の和:3109

約数の個数: 48

約数和(自身を含む): 185939712

約数和(自身を除く): 107730272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 167, 334, 668, 835, 1336, 1670, 2672, 2927, 3340, 5344, 5854, 6680, 11708, 13360, 14635, 23416, 26720, 29270, 46832, 58540, 93664, 117080, 234160, 468320, 488809, 977618, 1955236, 2444045, 3910472, 4888090, 7820944, 9776180, 15641888, 19552360, 39104720, 78209440]

約数ペア:

[(1, 78209440), (2, 39104720), (4, 19552360), (5, 15641888), (8, 9776180), (10, 7820944), (16, 4888090), (20, 3910472), (32, 2444045), (40, 1955236), (80, 977618), (160, 488809), (167, 468320), (334, 234160), (668, 117080), (835, 93664), (1336, 58540), (1670, 46832), (2672, 29270), (2927, 26720), (3340, 23416), (5344, 14635), (5854, 13360), (6680, 11708)]