47496280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{379}}^1$

素因数の和:644

約数の個数: 64

約数和(自身を含む): 115869600

約数和(自身を除く): 68373320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 241, 260, 379, 482, 520, 758, 964, 1205, 1516, 1895, 1928, 2410, 3032, 3133, 3790, 4820, 4927, 6266, 7580, 9640, 9854, 12532, 15160, 15665, 19708, 24635, 25064, 31330, 39416, 49270, 62660, 91339, 98540, 125320, 182678, 197080, 365356, 456695, 730712, 913390, 1187407, 1826780, 2374814, 3653560, 4749628, 5937035, 9499256, 11874070, 23748140, 47496280]

約数ペア:

[(1, 47496280), (2, 23748140), (4, 11874070), (5, 9499256), (8, 5937035), (10, 4749628), (13, 3653560), (20, 2374814), (26, 1826780), (40, 1187407), (52, 913390), (65, 730712), (104, 456695), (130, 365356), (241, 197080), (260, 182678), (379, 125320), (482, 98540), (520, 91339), (758, 62660), (964, 49270), (1205, 39416), (1516, 31330), (1895, 25064), (1928, 24635), (2410, 19708), (3032, 15665), (3133, 15160), (3790, 12532), (4820, 9854), (4927, 9640), (6266, 7580)]