52642040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{661}}^1$

素因数の和:864

約数の個数: 64

約数和(自身を含む): 130122720

約数和(自身を除く): 77480680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 181, 220, 362, 440, 661, 724, 905, 1322, 1448, 1810, 1991, 2644, 3305, 3620, 3982, 5288, 6610, 7240, 7271, 7964, 9955, 13220, 14542, 15928, 19910, 26440, 29084, 36355, 39820, 58168, 72710, 79640, 119641, 145420, 239282, 290840, 478564, 598205, 957128, 1196410, 1316051, 2392820, 2632102, 4785640, 5264204, 6580255, 10528408, 13160510, 26321020, 52642040]

約数ペア:

[(1, 52642040), (2, 26321020), (4, 13160510), (5, 10528408), (8, 6580255), (10, 5264204), (11, 4785640), (20, 2632102), (22, 2392820), (40, 1316051), (44, 1196410), (55, 957128), (88, 598205), (110, 478564), (181, 290840), (220, 239282), (362, 145420), (440, 119641), (661, 79640), (724, 72710), (905, 58168), (1322, 39820), (1448, 36355), (1810, 29084), (1991, 26440), (2644, 19910), (3305, 15928), (3620, 14542), (3982, 13220), (5288, 9955), (6610, 7964), (7240, 7271)]