72678400

素因数分解:

$2^{10}\times 5^2\times {\mathrm{17}}^1\times {\mathrm{167}}^1$

素因数の和:214

約数の個数: 132

約数和(自身を含む): 191893968

約数和(自身を除く): 119215568

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 100, 128, 136, 160, 167, 170, 200, 256, 272, 320, 334, 340, 400, 425, 512, 544, 640, 668, 680, 800, 835, 850, 1024, 1088, 1280, 1336, 1360, 1600, 1670, 1700, 2176, 2560, 2672, 2720, 2839, 3200, 3340, 3400, 4175, 4352, 5120, 5344, 5440, 5678, 6400, 6680, 6800, 8350, 8704, 10688, 10880, 11356, 12800, 13360, 13600, 14195, 16700, 17408, 21376, 21760, 22712, 25600, 26720, 27200, 28390, 33400, 42752, 43520, 45424, 53440, 54400, 56780, 66800, 70975, 85504, 87040, 90848, 106880, 108800, 113560, 133600, 141950, 171008, 181696, 213760, 217600, 227120, 267200, 283900, 363392, 427520, 435200, 454240, 534400, 567800, 726784, 855040, 908480, 1068800, 1135600, 1453568, 1816960, 2137600, 2271200, 2907136, 3633920, 4275200, 4542400, 7267840, 9084800, 14535680, 18169600, 36339200, 72678400]

約数ペア:

[(1, 72678400), (2, 36339200), (4, 18169600), (5, 14535680), (8, 9084800), (10, 7267840), (16, 4542400), (17, 4275200), (20, 3633920), (25, 2907136), (32, 2271200), (34, 2137600), (40, 1816960), (50, 1453568), (64, 1135600), (68, 1068800), (80, 908480), (85, 855040), (100, 726784), (128, 567800), (136, 534400), (160, 454240), (167, 435200), (170, 427520), (200, 363392), (256, 283900), (272, 267200), (320, 227120), (334, 217600), (340, 213760), (400, 181696), (425, 171008), (512, 141950), (544, 133600), (640, 113560), (668, 108800), (680, 106880), (800, 90848), (835, 87040), (850, 85504), (1024, 70975), (1088, 66800), (1280, 56780), (1336, 54400), (1360, 53440), (1600, 45424), (1670, 43520), (1700, 42752), (2176, 33400), (2560, 28390), (2672, 27200), (2720, 26720), (2839, 25600), (3200, 22712), (3340, 21760), (3400, 21376), (4175, 17408), (4352, 16700), (5120, 14195), (5344, 13600), (5440, 13360), (5678, 12800), (6400, 11356), (6680, 10880), (6800, 10688), (8350, 8704)]