31729616

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:180

約数の個数: 80

約数和(自身を含む): 69424128

約数和(自身を除く): 37694512

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 53, 62, 68, 71, 106, 124, 136, 142, 212, 248, 272, 284, 424, 496, 527, 568, 848, 901, 1054, 1136, 1207, 1643, 1802, 2108, 2201, 2414, 3286, 3604, 3763, 4216, 4402, 4828, 6572, 7208, 7526, 8432, 8804, 9656, 13144, 14416, 15052, 17608, 19312, 26288, 27931, 30104, 35216, 37417, 55862, 60208, 63971, 74834, 111724, 116653, 127942, 149668, 223448, 233306, 255884, 299336, 446896, 466612, 511768, 598672, 933224, 1023536, 1866448, 1983101, 3966202, 7932404, 15864808, 31729616]

約数ペア:

[(1, 31729616), (2, 15864808), (4, 7932404), (8, 3966202), (16, 1983101), (17, 1866448), (31, 1023536), (34, 933224), (53, 598672), (62, 511768), (68, 466612), (71, 446896), (106, 299336), (124, 255884), (136, 233306), (142, 223448), (212, 149668), (248, 127942), (272, 116653), (284, 111724), (424, 74834), (496, 63971), (527, 60208), (568, 55862), (848, 37417), (901, 35216), (1054, 30104), (1136, 27931), (1207, 26288), (1643, 19312), (1802, 17608), (2108, 15052), (2201, 14416), (2414, 13144), (3286, 9656), (3604, 8804), (3763, 8432), (4216, 7526), (4402, 7208), (4828, 6572)]