5200257320

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2131253}}^1$

素因数の和:2131325

約数の個数: 32

約数和(自身を含む): 11892397320

約数和(自身を除く): 6692140000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 2131253, 4262506, 8525012, 10656265, 17050024, 21312530, 42625060, 85250120, 130006433, 260012866, 520025732, 650032165, 1040051464, 1300064330, 2600128660, 5200257320]

約数ペア:

[(1, 5200257320), (2, 2600128660), (4, 1300064330), (5, 1040051464), (8, 650032165), (10, 520025732), (20, 260012866), (40, 130006433), (61, 85250120), (122, 42625060), (244, 21312530), (305, 17050024), (488, 10656265), (610, 8525012), (1220, 4262506), (2440, 2131253)]