77779744

素因数分解:

$2^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{487}}^1$

素因数の和:558

約数の個数: 96

約数和(自身を含む): 188891136

約数和(自身を除く): 111111392

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 31, 32, 46, 56, 62, 92, 112, 124, 161, 184, 217, 224, 248, 322, 368, 434, 487, 496, 644, 713, 736, 868, 974, 992, 1288, 1426, 1736, 1948, 2576, 2852, 3409, 3472, 3896, 4991, 5152, 5704, 6818, 6944, 7792, 9982, 11201, 11408, 13636, 15097, 15584, 19964, 22402, 22816, 27272, 30194, 39928, 44804, 54544, 60388, 78407, 79856, 89608, 105679, 109088, 120776, 156814, 159712, 179216, 211358, 241552, 313628, 347231, 358432, 422716, 483104, 627256, 694462, 845432, 1254512, 1388924, 1690864, 2430617, 2509024, 2777848, 3381728, 4861234, 5555696, 9722468, 11111392, 19444936, 38889872, 77779744]

約数ペア:

[(1, 77779744), (2, 38889872), (4, 19444936), (7, 11111392), (8, 9722468), (14, 5555696), (16, 4861234), (23, 3381728), (28, 2777848), (31, 2509024), (32, 2430617), (46, 1690864), (56, 1388924), (62, 1254512), (92, 845432), (112, 694462), (124, 627256), (161, 483104), (184, 422716), (217, 358432), (224, 347231), (248, 313628), (322, 241552), (368, 211358), (434, 179216), (487, 159712), (496, 156814), (644, 120776), (713, 109088), (736, 105679), (868, 89608), (974, 79856), (992, 78407), (1288, 60388), (1426, 54544), (1736, 44804), (1948, 39928), (2576, 30194), (2852, 27272), (3409, 22816), (3472, 22402), (3896, 19964), (4991, 15584), (5152, 15097), (5704, 13636), (6818, 11408), (6944, 11201), (7792, 9982)]