28587450975

素因数分解:

$3^1\times 5^2\times {\mathrm{157}}^1\times {\mathrm{809}}^1\times {\mathrm{3001}}^1$

素因数の和:3980

約数の個数: 48

約数和(自身を含む): 47640299040

約数和(自身を除く): 19052848065

約数列:

[1, 3, 5, 15, 25, 75, 157, 471, 785, 809, 2355, 2427, 3001, 3925, 4045, 9003, 11775, 12135, 15005, 20225, 45015, 60675, 75025, 127013, 225075, 381039, 471157, 635065, 1413471, 1905195, 2355785, 2427809, 3175325, 7067355, 7283427, 9525975, 11778925, 12139045, 35336775, 36417135, 60695225, 182085675, 381166013, 1143498039, 1905830065, 5717490195, 9529150325, 28587450975]

約数ペア:

[(1, 28587450975), (3, 9529150325), (5, 5717490195), (15, 1905830065), (25, 1143498039), (75, 381166013), (157, 182085675), (471, 60695225), (785, 36417135), (809, 35336775), (2355, 12139045), (2427, 11778925), (3001, 9525975), (3925, 7283427), (4045, 7067355), (9003, 3175325), (11775, 2427809), (12135, 2355785), (15005, 1905195), (20225, 1413471), (45015, 635065), (60675, 471157), (75025, 381039), (127013, 225075)]