1609891840

素因数分解:

$2^{16}\times 5^1\times {\mathrm{17}}^3$

素因数の和:88

約数の個数: 136

約数和(自身を含む): 4105143720

約数和(自身を除く): 2495251880

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, 2048, 2176, 2312, 2560, 2720, 2890, 4096, 4352, 4624, 4913, 5120, 5440, 5780, 8192, 8704, 9248, 9826, 10240, 10880, 11560, 16384, 17408, 18496, 19652, 20480, 21760, 23120, 24565, 32768, 34816, 36992, 39304, 40960, 43520, 46240, 49130, 65536, 69632, 73984, 78608, 81920, 87040, 92480, 98260, 139264, 147968, 157216, 163840, 174080, 184960, 196520, 278528, 295936, 314432, 327680, 348160, 369920, 393040, 557056, 591872, 628864, 696320, 739840, 786080, 1114112, 1183744, 1257728, 1392640, 1479680, 1572160, 2367488, 2515456, 2785280, 2959360, 3144320, 4734976, 5030912, 5570560, 5918720, 6288640, 9469952, 10061824, 11837440, 12577280, 18939904, 20123648, 23674880, 25154560, 40247296, 47349760, 50309120, 80494592, 94699520, 100618240, 160989184, 201236480, 321978368, 402472960, 804945920, 1609891840]

約数ペア:

[(1, 1609891840), (2, 804945920), (4, 402472960), (5, 321978368), (8, 201236480), (10, 160989184), (16, 100618240), (17, 94699520), (20, 80494592), (32, 50309120), (34, 47349760), (40, 40247296), (64, 25154560), (68, 23674880), (80, 20123648), (85, 18939904), (128, 12577280), (136, 11837440), (160, 10061824), (170, 9469952), (256, 6288640), (272, 5918720), (289, 5570560), (320, 5030912), (340, 4734976), (512, 3144320), (544, 2959360), (578, 2785280), (640, 2515456), (680, 2367488), (1024, 1572160), (1088, 1479680), (1156, 1392640), (1280, 1257728), (1360, 1183744), (1445, 1114112), (2048, 786080), (2176, 739840), (2312, 696320), (2560, 628864), (2720, 591872), (2890, 557056), (4096, 393040), (4352, 369920), (4624, 348160), (4913, 327680), (5120, 314432), (5440, 295936), (5780, 278528), (8192, 196520), (8704, 184960), (9248, 174080), (9826, 163840), (10240, 157216), (10880, 147968), (11560, 139264), (16384, 98260), (17408, 92480), (18496, 87040), (19652, 81920), (20480, 78608), (21760, 73984), (23120, 69632), (24565, 65536), (32768, 49130), (34816, 46240), (36992, 43520), (39304, 40960)]