61409425

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:143

約数の個数: 96

約数和(自身を含む): 105707520

約数和(自身を除く): 44298095

約数列:

[1, 5, 7, 11, 19, 23, 25, 35, 55, 73, 77, 95, 115, 133, 161, 175, 209, 253, 275, 365, 385, 437, 475, 511, 575, 665, 803, 805, 1045, 1265, 1387, 1463, 1679, 1771, 1825, 1925, 2185, 2555, 3059, 3325, 4015, 4025, 4807, 5225, 5621, 6325, 6935, 7315, 8395, 8855, 9709, 10925, 11753, 12775, 15257, 15295, 18469, 20075, 24035, 28105, 31901, 33649, 34675, 36575, 41975, 44275, 48545, 58765, 76285, 76475, 92345, 106799, 120175, 129283, 140525, 159505, 168245, 223307, 242725, 293825, 350911, 381425, 461725, 533995, 646415, 797525, 841225, 1116535, 1754555, 2456377, 2669975, 3232075, 5582675, 8772775, 12281885, 61409425]

約数ペア:

[(1, 61409425), (5, 12281885), (7, 8772775), (11, 5582675), (19, 3232075), (23, 2669975), (25, 2456377), (35, 1754555), (55, 1116535), (73, 841225), (77, 797525), (95, 646415), (115, 533995), (133, 461725), (161, 381425), (175, 350911), (209, 293825), (253, 242725), (275, 223307), (365, 168245), (385, 159505), (437, 140525), (475, 129283), (511, 120175), (575, 106799), (665, 92345), (803, 76475), (805, 76285), (1045, 58765), (1265, 48545), (1387, 44275), (1463, 41975), (1679, 36575), (1771, 34675), (1825, 33649), (1925, 31901), (2185, 28105), (2555, 24035), (3059, 20075), (3325, 18469), (4015, 15295), (4025, 15257), (4807, 12775), (5225, 11753), (5621, 10925), (6325, 9709), (6935, 8855), (7315, 8395)]