90668800

素因数分解:

$2^8\times 5^2\times {\mathrm{31}}^1\times {\mathrm{457}}^1$

素因数の和:514

約数の個数: 108

約数和(自身を含む): 232165696

約数和(自身を除く): 141496896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 128, 155, 160, 200, 248, 256, 310, 320, 400, 457, 496, 620, 640, 775, 800, 914, 992, 1240, 1280, 1550, 1600, 1828, 1984, 2285, 2480, 3100, 3200, 3656, 3968, 4570, 4960, 6200, 6400, 7312, 7936, 9140, 9920, 11425, 12400, 14167, 14624, 18280, 19840, 22850, 24800, 28334, 29248, 36560, 39680, 45700, 49600, 56668, 58496, 70835, 73120, 91400, 99200, 113336, 116992, 141670, 146240, 182800, 198400, 226672, 283340, 292480, 354175, 365600, 453344, 566680, 584960, 708350, 731200, 906688, 1133360, 1416700, 1462400, 1813376, 2266720, 2833400, 2924800, 3626752, 4533440, 5666800, 9066880, 11333600, 18133760, 22667200, 45334400, 90668800]

約数ペア:

[(1, 90668800), (2, 45334400), (4, 22667200), (5, 18133760), (8, 11333600), (10, 9066880), (16, 5666800), (20, 4533440), (25, 3626752), (31, 2924800), (32, 2833400), (40, 2266720), (50, 1813376), (62, 1462400), (64, 1416700), (80, 1133360), (100, 906688), (124, 731200), (128, 708350), (155, 584960), (160, 566680), (200, 453344), (248, 365600), (256, 354175), (310, 292480), (320, 283340), (400, 226672), (457, 198400), (496, 182800), (620, 146240), (640, 141670), (775, 116992), (800, 113336), (914, 99200), (992, 91400), (1240, 73120), (1280, 70835), (1550, 58496), (1600, 56668), (1828, 49600), (1984, 45700), (2285, 39680), (2480, 36560), (3100, 29248), (3200, 28334), (3656, 24800), (3968, 22850), (4570, 19840), (4960, 18280), (6200, 14624), (6400, 14167), (7312, 12400), (7936, 11425), (9140, 9920)]