81719952

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:225

約数の個数: 120

約数和(自身を含む): 231148896

約数和(自身を除く): 149428944

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 43, 48, 51, 68, 86, 102, 129, 136, 137, 172, 204, 258, 272, 274, 289, 344, 408, 411, 516, 548, 578, 688, 731, 816, 822, 867, 1032, 1096, 1156, 1462, 1644, 1734, 2064, 2192, 2193, 2312, 2329, 2924, 3288, 3468, 4386, 4624, 4658, 5848, 5891, 6576, 6936, 6987, 8772, 9316, 11696, 11782, 12427, 13872, 13974, 17544, 17673, 18632, 23564, 24854, 27948, 35088, 35346, 37264, 37281, 39593, 47128, 49708, 55896, 70692, 74562, 79186, 94256, 99416, 100147, 111792, 118779, 141384, 149124, 158372, 198832, 200294, 237558, 282768, 298248, 300441, 316744, 400588, 475116, 596496, 600882, 633488, 801176, 950232, 1201764, 1602352, 1702499, 1900464, 2403528, 3404998, 4807056, 5107497, 6809996, 10214994, 13619992, 20429988, 27239984, 40859976, 81719952]

約数ペア:

[(1, 81719952), (2, 40859976), (3, 27239984), (4, 20429988), (6, 13619992), (8, 10214994), (12, 6809996), (16, 5107497), (17, 4807056), (24, 3404998), (34, 2403528), (43, 1900464), (48, 1702499), (51, 1602352), (68, 1201764), (86, 950232), (102, 801176), (129, 633488), (136, 600882), (137, 596496), (172, 475116), (204, 400588), (258, 316744), (272, 300441), (274, 298248), (289, 282768), (344, 237558), (408, 200294), (411, 198832), (516, 158372), (548, 149124), (578, 141384), (688, 118779), (731, 111792), (816, 100147), (822, 99416), (867, 94256), (1032, 79186), (1096, 74562), (1156, 70692), (1462, 55896), (1644, 49708), (1734, 47128), (2064, 39593), (2192, 37281), (2193, 37264), (2312, 35346), (2329, 35088), (2924, 27948), (3288, 24854), (3468, 23564), (4386, 18632), (4624, 17673), (4658, 17544), (5848, 13974), (5891, 13872), (6576, 12427), (6936, 11782), (6987, 11696), (8772, 9316)]