49998520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{8741}}^1$

素因数の和:8776

約数の個数: 64

約数和(自身を含む): 132179040

約数和(自身を除く): 82180520

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 5720, 8741, 17482, 34964, 43705, 69928, 87410, 96151, 113633, 174820, 192302, 227266, 349640, 384604, 454532, 480755, 568165, 769208, 909064, 961510, 1136330, 1249963, 1923020, 2272660, 2499926, 3846040, 4545320, 4999852, 6249815, 9999704, 12499630, 24999260, 49998520]

約数ペア:

[(1, 49998520), (2, 24999260), (4, 12499630), (5, 9999704), (8, 6249815), (10, 4999852), (11, 4545320), (13, 3846040), (20, 2499926), (22, 2272660), (26, 1923020), (40, 1249963), (44, 1136330), (52, 961510), (55, 909064), (65, 769208), (88, 568165), (104, 480755), (110, 454532), (130, 384604), (143, 349640), (220, 227266), (260, 192302), (286, 174820), (440, 113633), (520, 96151), (572, 87410), (715, 69928), (1144, 43705), (1430, 34964), (2860, 17482), (5720, 8741)]