81724552

素因数分解:

$2^3\times 7^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:148

約数の個数: 128

約数和(自身を含む): 201600000

約数和(自身を除く): 119875448

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 29, 49, 52, 56, 58, 79, 91, 98, 104, 116, 158, 182, 196, 203, 232, 316, 343, 364, 377, 392, 406, 553, 632, 637, 686, 728, 754, 812, 1027, 1106, 1274, 1372, 1421, 1508, 1624, 2054, 2212, 2291, 2548, 2639, 2744, 2842, 3016, 3871, 4108, 4424, 4459, 4582, 5096, 5278, 5684, 7189, 7742, 8216, 8918, 9164, 9947, 10556, 11368, 14378, 15484, 16037, 17836, 18328, 18473, 19894, 21112, 27097, 28756, 29783, 30968, 32074, 35672, 36946, 39788, 50323, 54194, 57512, 59566, 64148, 73892, 79576, 100646, 108388, 112259, 119132, 128296, 129311, 147784, 201292, 208481, 216776, 224518, 238264, 258622, 352261, 402584, 416962, 449036, 517244, 704522, 785813, 833924, 898072, 1034488, 1409044, 1459367, 1571626, 1667848, 2818088, 2918734, 3143252, 5837468, 6286504, 10215569, 11674936, 20431138, 40862276, 81724552]

約数ペア:

[(1, 81724552), (2, 40862276), (4, 20431138), (7, 11674936), (8, 10215569), (13, 6286504), (14, 5837468), (26, 3143252), (28, 2918734), (29, 2818088), (49, 1667848), (52, 1571626), (56, 1459367), (58, 1409044), (79, 1034488), (91, 898072), (98, 833924), (104, 785813), (116, 704522), (158, 517244), (182, 449036), (196, 416962), (203, 402584), (232, 352261), (316, 258622), (343, 238264), (364, 224518), (377, 216776), (392, 208481), (406, 201292), (553, 147784), (632, 129311), (637, 128296), (686, 119132), (728, 112259), (754, 108388), (812, 100646), (1027, 79576), (1106, 73892), (1274, 64148), (1372, 59566), (1421, 57512), (1508, 54194), (1624, 50323), (2054, 39788), (2212, 36946), (2291, 35672), (2548, 32074), (2639, 30968), (2744, 29783), (2842, 28756), (3016, 27097), (3871, 21112), (4108, 19894), (4424, 18473), (4459, 18328), (4582, 17836), (5096, 16037), (5278, 15484), (5684, 14378), (7189, 11368), (7742, 10556), (8216, 9947), (8918, 9164)]