72680120

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{58613}}^1$

素因数の和:58655

約数の個数: 32

約数和(自身を含む): 168808320

約数和(自身を除く): 96128200

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 58613, 117226, 234452, 293065, 468904, 586130, 1172260, 1817003, 2344520, 3634006, 7268012, 9085015, 14536024, 18170030, 36340060, 72680120]

約数ペア:

[(1, 72680120), (2, 36340060), (4, 18170030), (5, 14536024), (8, 9085015), (10, 7268012), (20, 3634006), (31, 2344520), (40, 1817003), (62, 1172260), (124, 586130), (155, 468904), (248, 293065), (310, 234452), (620, 117226), (1240, 58613)]