1872510160

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1\times {\mathrm{1453}}^1$

素因数の和:1736

約数の個数: 80

約数和(自身を含む): 4429872720

約数和(自身を除く): 2557362560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 181, 356, 362, 445, 712, 724, 890, 905, 1424, 1448, 1453, 1780, 1810, 2896, 2906, 3560, 3620, 5812, 7120, 7240, 7265, 11624, 14480, 14530, 16109, 23248, 29060, 32218, 58120, 64436, 80545, 116240, 128872, 129317, 161090, 257744, 258634, 262993, 322180, 517268, 525986, 644360, 646585, 1034536, 1051972, 1288720, 1293170, 1314965, 2069072, 2103944, 2586340, 2629930, 4207888, 5172680, 5259860, 10345360, 10519720, 21039440, 23406377, 46812754, 93625508, 117031885, 187251016, 234063770, 374502032, 468127540, 936255080, 1872510160]

約数ペア:

[(1, 1872510160), (2, 936255080), (4, 468127540), (5, 374502032), (8, 234063770), (10, 187251016), (16, 117031885), (20, 93625508), (40, 46812754), (80, 23406377), (89, 21039440), (178, 10519720), (181, 10345360), (356, 5259860), (362, 5172680), (445, 4207888), (712, 2629930), (724, 2586340), (890, 2103944), (905, 2069072), (1424, 1314965), (1448, 1293170), (1453, 1288720), (1780, 1051972), (1810, 1034536), (2896, 646585), (2906, 644360), (3560, 525986), (3620, 517268), (5812, 322180), (7120, 262993), (7240, 258634), (7265, 257744), (11624, 161090), (14480, 129317), (14530, 128872), (16109, 116240), (23248, 80545), (29060, 64436), (32218, 58120)]