81940544

素因数分解:

$2^6\times 7^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:125

約数の個数: 168

約数和(自身を含む): 211089240

約数和(自身を除く): 129148696

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 29, 32, 34, 49, 53, 56, 58, 64, 68, 98, 106, 112, 116, 119, 136, 196, 203, 212, 224, 232, 238, 272, 371, 392, 406, 424, 448, 464, 476, 493, 544, 742, 784, 812, 833, 848, 901, 928, 952, 986, 1088, 1421, 1484, 1537, 1568, 1624, 1666, 1696, 1802, 1856, 1904, 1972, 2597, 2842, 2968, 3074, 3136, 3248, 3332, 3392, 3451, 3604, 3808, 3944, 5194, 5684, 5936, 6148, 6307, 6496, 6664, 6902, 7208, 7616, 7888, 10388, 10759, 11368, 11872, 12296, 12614, 12992, 13328, 13804, 14416, 15776, 20776, 21518, 22736, 23744, 24157, 24592, 25228, 26129, 26656, 27608, 28832, 31552, 41552, 43036, 44149, 45472, 48314, 49184, 50456, 52258, 53312, 55216, 57664, 75313, 83104, 86072, 88298, 90944, 96628, 98368, 100912, 104516, 110432, 150626, 166208, 172144, 176596, 182903, 193256, 201824, 209032, 220864, 301252, 344288, 353192, 365806, 386512, 403648, 418064, 602504, 688576, 706384, 731612, 773024, 836128, 1205008, 1280321, 1412768, 1463224, 1546048, 1672256, 2410016, 2560642, 2825536, 2926448, 4820032, 5121284, 5852896, 10242568, 11705792, 20485136, 40970272, 81940544]

約数ペア:

[(1, 81940544), (2, 40970272), (4, 20485136), (7, 11705792), (8, 10242568), (14, 5852896), (16, 5121284), (17, 4820032), (28, 2926448), (29, 2825536), (32, 2560642), (34, 2410016), (49, 1672256), (53, 1546048), (56, 1463224), (58, 1412768), (64, 1280321), (68, 1205008), (98, 836128), (106, 773024), (112, 731612), (116, 706384), (119, 688576), (136, 602504), (196, 418064), (203, 403648), (212, 386512), (224, 365806), (232, 353192), (238, 344288), (272, 301252), (371, 220864), (392, 209032), (406, 201824), (424, 193256), (448, 182903), (464, 176596), (476, 172144), (493, 166208), (544, 150626), (742, 110432), (784, 104516), (812, 100912), (833, 98368), (848, 96628), (901, 90944), (928, 88298), (952, 86072), (986, 83104), (1088, 75313), (1421, 57664), (1484, 55216), (1537, 53312), (1568, 52258), (1624, 50456), (1666, 49184), (1696, 48314), (1802, 45472), (1856, 44149), (1904, 43036), (1972, 41552), (2597, 31552), (2842, 28832), (2968, 27608), (3074, 26656), (3136, 26129), (3248, 25228), (3332, 24592), (3392, 24157), (3451, 23744), (3604, 22736), (3808, 21518), (3944, 20776), (5194, 15776), (5684, 14416), (5936, 13804), (6148, 13328), (6307, 12992), (6496, 12614), (6664, 12296), (6902, 11872), (7208, 11368), (7616, 10759), (7888, 10388)]