188544080

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{449}}^1$

素因数の和:672

約数の個数: 80

約数和(自身を含む): 457002000

約数和(自身を除く): 268457920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 181, 232, 290, 362, 449, 464, 580, 724, 898, 905, 1160, 1448, 1796, 1810, 2245, 2320, 2896, 3592, 3620, 4490, 5249, 7184, 7240, 8980, 10498, 13021, 14480, 17960, 20996, 26042, 26245, 35920, 41992, 52084, 52490, 65105, 81269, 83984, 104168, 104980, 130210, 162538, 208336, 209960, 260420, 325076, 406345, 419920, 520840, 650152, 812690, 1041680, 1300304, 1625380, 2356801, 3250760, 4713602, 6501520, 9427204, 11784005, 18854408, 23568010, 37708816, 47136020, 94272040, 188544080]

約数ペア:

[(1, 188544080), (2, 94272040), (4, 47136020), (5, 37708816), (8, 23568010), (10, 18854408), (16, 11784005), (20, 9427204), (29, 6501520), (40, 4713602), (58, 3250760), (80, 2356801), (116, 1625380), (145, 1300304), (181, 1041680), (232, 812690), (290, 650152), (362, 520840), (449, 419920), (464, 406345), (580, 325076), (724, 260420), (898, 209960), (905, 208336), (1160, 162538), (1448, 130210), (1796, 104980), (1810, 104168), (2245, 83984), (2320, 81269), (2896, 65105), (3592, 52490), (3620, 52084), (4490, 41992), (5249, 35920), (7184, 26245), (7240, 26042), (8980, 20996), (10498, 17960), (13021, 14480)]