79774890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:204

約数の個数: 128

約数和(自身を含む): 217147392

約数和(自身を除く): 137372502

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 43, 65, 67, 71, 78, 86, 129, 130, 134, 142, 195, 201, 213, 215, 258, 335, 355, 390, 402, 426, 430, 559, 645, 670, 710, 871, 923, 1005, 1065, 1118, 1290, 1677, 1742, 1846, 2010, 2130, 2613, 2769, 2795, 2881, 3053, 3354, 4355, 4615, 4757, 5226, 5538, 5590, 5762, 6106, 8385, 8643, 8710, 9159, 9230, 9514, 13065, 13845, 14271, 14405, 15265, 16770, 17286, 18318, 23785, 26130, 27690, 28542, 28810, 30530, 37453, 39689, 43215, 45795, 47570, 61841, 71355, 74906, 79378, 86430, 91590, 112359, 119067, 123682, 142710, 185523, 187265, 198445, 204551, 224718, 238134, 309205, 371046, 374530, 396890, 409102, 561795, 595335, 613653, 618410, 927615, 1022755, 1123590, 1190670, 1227306, 1855230, 2045510, 2659163, 3068265, 5318326, 6136530, 7977489, 13295815, 15954978, 26591630, 39887445, 79774890]

約数ペア:

[(1, 79774890), (2, 39887445), (3, 26591630), (5, 15954978), (6, 13295815), (10, 7977489), (13, 6136530), (15, 5318326), (26, 3068265), (30, 2659163), (39, 2045510), (43, 1855230), (65, 1227306), (67, 1190670), (71, 1123590), (78, 1022755), (86, 927615), (129, 618410), (130, 613653), (134, 595335), (142, 561795), (195, 409102), (201, 396890), (213, 374530), (215, 371046), (258, 309205), (335, 238134), (355, 224718), (390, 204551), (402, 198445), (426, 187265), (430, 185523), (559, 142710), (645, 123682), (670, 119067), (710, 112359), (871, 91590), (923, 86430), (1005, 79378), (1065, 74906), (1118, 71355), (1290, 61841), (1677, 47570), (1742, 45795), (1846, 43215), (2010, 39689), (2130, 37453), (2613, 30530), (2769, 28810), (2795, 28542), (2881, 27690), (3053, 26130), (3354, 23785), (4355, 18318), (4615, 17286), (4757, 16770), (5226, 15265), (5538, 14405), (5590, 14271), (5762, 13845), (6106, 13065), (8385, 9514), (8643, 9230), (8710, 9159)]