25154560

素因数分解:

$2^{10}\times 5^1\times {\mathrm{17}}^3$

素因数の和:76

約数の個数: 88

約数和(自身を含む): 64112040

約数和(自身を除く): 38957480

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 289, 320, 340, 512, 544, 578, 640, 680, 1024, 1088, 1156, 1280, 1360, 1445, 2176, 2312, 2560, 2720, 2890, 4352, 4624, 4913, 5120, 5440, 5780, 8704, 9248, 9826, 10880, 11560, 17408, 18496, 19652, 21760, 23120, 24565, 36992, 39304, 43520, 46240, 49130, 73984, 78608, 87040, 92480, 98260, 147968, 157216, 184960, 196520, 295936, 314432, 369920, 393040, 628864, 739840, 786080, 1257728, 1479680, 1572160, 2515456, 3144320, 5030912, 6288640, 12577280, 25154560]

約数ペア:

[(1, 25154560), (2, 12577280), (4, 6288640), (5, 5030912), (8, 3144320), (10, 2515456), (16, 1572160), (17, 1479680), (20, 1257728), (32, 786080), (34, 739840), (40, 628864), (64, 393040), (68, 369920), (80, 314432), (85, 295936), (128, 196520), (136, 184960), (160, 157216), (170, 147968), (256, 98260), (272, 92480), (289, 87040), (320, 78608), (340, 73984), (512, 49130), (544, 46240), (578, 43520), (640, 39304), (680, 36992), (1024, 24565), (1088, 23120), (1156, 21760), (1280, 19652), (1360, 18496), (1445, 17408), (2176, 11560), (2312, 10880), (2560, 9826), (2720, 9248), (2890, 8704), (4352, 5780), (4624, 5440), (4913, 5120)]