125772800

素因数分解:

$2^{10}\times 5^2\times {\mathrm{17}}^3$

素因数の和:81

約数の個数: 132

約数和(自身を含む): 331245540

約数和(自身を除く): 205472740

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, 170, 200, 256, 272, 289, 320, 340, 400, 425, 512, 544, 578, 640, 680, 800, 850, 1024, 1088, 1156, 1280, 1360, 1445, 1600, 1700, 2176, 2312, 2560, 2720, 2890, 3200, 3400, 4352, 4624, 4913, 5120, 5440, 5780, 6400, 6800, 7225, 8704, 9248, 9826, 10880, 11560, 12800, 13600, 14450, 17408, 18496, 19652, 21760, 23120, 24565, 25600, 27200, 28900, 36992, 39304, 43520, 46240, 49130, 54400, 57800, 73984, 78608, 87040, 92480, 98260, 108800, 115600, 122825, 147968, 157216, 184960, 196520, 217600, 231200, 245650, 295936, 314432, 369920, 393040, 435200, 462400, 491300, 628864, 739840, 786080, 924800, 982600, 1257728, 1479680, 1572160, 1849600, 1965200, 2515456, 3144320, 3699200, 3930400, 5030912, 6288640, 7398400, 7860800, 12577280, 15721600, 25154560, 31443200, 62886400, 125772800]

約数ペア:

[(1, 125772800), (2, 62886400), (4, 31443200), (5, 25154560), (8, 15721600), (10, 12577280), (16, 7860800), (17, 7398400), (20, 6288640), (25, 5030912), (32, 3930400), (34, 3699200), (40, 3144320), (50, 2515456), (64, 1965200), (68, 1849600), (80, 1572160), (85, 1479680), (100, 1257728), (128, 982600), (136, 924800), (160, 786080), (170, 739840), (200, 628864), (256, 491300), (272, 462400), (289, 435200), (320, 393040), (340, 369920), (400, 314432), (425, 295936), (512, 245650), (544, 231200), (578, 217600), (640, 196520), (680, 184960), (800, 157216), (850, 147968), (1024, 122825), (1088, 115600), (1156, 108800), (1280, 98260), (1360, 92480), (1445, 87040), (1600, 78608), (1700, 73984), (2176, 57800), (2312, 54400), (2560, 49130), (2720, 46240), (2890, 43520), (3200, 39304), (3400, 36992), (4352, 28900), (4624, 27200), (4913, 25600), (5120, 24565), (5440, 23120), (5780, 21760), (6400, 19652), (6800, 18496), (7225, 17408), (8704, 14450), (9248, 13600), (9826, 12800), (10880, 11560)]