76400120

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61613}}^1$

素因数の和:61655

約数の個数: 32

約数和(自身を含む): 177448320

約数和(自身を除く): 101048200

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 61613, 123226, 246452, 308065, 492904, 616130, 1232260, 1910003, 2464520, 3820006, 7640012, 9550015, 15280024, 19100030, 38200060, 76400120]

約数ペア:

[(1, 76400120), (2, 38200060), (4, 19100030), (5, 15280024), (8, 9550015), (10, 7640012), (20, 3820006), (31, 2464520), (40, 1910003), (62, 1232260), (124, 616130), (155, 492904), (248, 308065), (310, 246452), (620, 123226), (1240, 61613)]