48883900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1213}}^1$

素因数の和:1271

約数の個数: 72

約数和(自身を含む): 118020224

約数和(自身を除く): 69136324

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 100, 124, 130, 155, 260, 310, 325, 403, 620, 650, 775, 806, 1213, 1300, 1550, 1612, 2015, 2426, 3100, 4030, 4852, 6065, 8060, 10075, 12130, 15769, 20150, 24260, 30325, 31538, 37603, 40300, 60650, 63076, 75206, 78845, 121300, 150412, 157690, 188015, 315380, 376030, 394225, 488839, 752060, 788450, 940075, 977678, 1576900, 1880150, 1955356, 2444195, 3760300, 4888390, 9776780, 12220975, 24441950, 48883900]

約数ペア:

[(1, 48883900), (2, 24441950), (4, 12220975), (5, 9776780), (10, 4888390), (13, 3760300), (20, 2444195), (25, 1955356), (26, 1880150), (31, 1576900), (50, 977678), (52, 940075), (62, 788450), (65, 752060), (100, 488839), (124, 394225), (130, 376030), (155, 315380), (260, 188015), (310, 157690), (325, 150412), (403, 121300), (620, 78845), (650, 75206), (775, 63076), (806, 60650), (1213, 40300), (1300, 37603), (1550, 31538), (1612, 30325), (2015, 24260), (2426, 20150), (3100, 15769), (4030, 12130), (4852, 10075), (6065, 8060)]