28362800

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:175

約数の個数: 120

約数和(自身を含む): 74588976

約数和(自身を除く): 46226176

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 43, 50, 68, 80, 85, 86, 97, 100, 136, 170, 172, 194, 200, 215, 272, 340, 344, 388, 400, 425, 430, 485, 680, 688, 731, 776, 850, 860, 970, 1075, 1360, 1462, 1552, 1649, 1700, 1720, 1940, 2150, 2425, 2924, 3298, 3400, 3440, 3655, 3880, 4171, 4300, 4850, 5848, 6596, 6800, 7310, 7760, 8245, 8342, 8600, 9700, 11696, 13192, 14620, 16490, 16684, 17200, 18275, 19400, 20855, 26384, 29240, 32980, 33368, 36550, 38800, 41225, 41710, 58480, 65960, 66736, 70907, 73100, 82450, 83420, 104275, 131920, 141814, 146200, 164900, 166840, 208550, 283628, 292400, 329800, 333680, 354535, 417100, 567256, 659600, 709070, 834200, 1134512, 1418140, 1668400, 1772675, 2836280, 3545350, 5672560, 7090700, 14181400, 28362800]

約数ペア:

[(1, 28362800), (2, 14181400), (4, 7090700), (5, 5672560), (8, 3545350), (10, 2836280), (16, 1772675), (17, 1668400), (20, 1418140), (25, 1134512), (34, 834200), (40, 709070), (43, 659600), (50, 567256), (68, 417100), (80, 354535), (85, 333680), (86, 329800), (97, 292400), (100, 283628), (136, 208550), (170, 166840), (172, 164900), (194, 146200), (200, 141814), (215, 131920), (272, 104275), (340, 83420), (344, 82450), (388, 73100), (400, 70907), (425, 66736), (430, 65960), (485, 58480), (680, 41710), (688, 41225), (731, 38800), (776, 36550), (850, 33368), (860, 32980), (970, 29240), (1075, 26384), (1360, 20855), (1462, 19400), (1552, 18275), (1649, 17200), (1700, 16684), (1720, 16490), (1940, 14620), (2150, 13192), (2425, 11696), (2924, 9700), (3298, 8600), (3400, 8342), (3440, 8245), (3655, 7760), (3880, 7310), (4171, 6800), (4300, 6596), (4850, 5848)]