131478400

素因数分解:

$2^7\times 5^2\times {\mathrm{181}}^1\times {\mathrm{227}}^1$

素因数の和:432

約数の個数: 96

約数和(自身を含む): 328025880

約数和(自身を除く): 196547480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 181, 200, 227, 320, 362, 400, 454, 640, 724, 800, 905, 908, 1135, 1448, 1600, 1810, 1816, 2270, 2896, 3200, 3620, 3632, 4525, 4540, 5675, 5792, 7240, 7264, 9050, 9080, 11350, 11584, 14480, 14528, 18100, 18160, 22700, 23168, 28960, 29056, 36200, 36320, 41087, 45400, 57920, 72400, 72640, 82174, 90800, 115840, 144800, 145280, 164348, 181600, 205435, 289600, 328696, 363200, 410870, 579200, 657392, 726400, 821740, 1027175, 1314784, 1643480, 2054350, 2629568, 3286960, 4108700, 5259136, 6573920, 8217400, 13147840, 16434800, 26295680, 32869600, 65739200, 131478400]

約数ペア:

[(1, 131478400), (2, 65739200), (4, 32869600), (5, 26295680), (8, 16434800), (10, 13147840), (16, 8217400), (20, 6573920), (25, 5259136), (32, 4108700), (40, 3286960), (50, 2629568), (64, 2054350), (80, 1643480), (100, 1314784), (128, 1027175), (160, 821740), (181, 726400), (200, 657392), (227, 579200), (320, 410870), (362, 363200), (400, 328696), (454, 289600), (640, 205435), (724, 181600), (800, 164348), (905, 145280), (908, 144800), (1135, 115840), (1448, 90800), (1600, 82174), (1810, 72640), (1816, 72400), (2270, 57920), (2896, 45400), (3200, 41087), (3620, 36320), (3632, 36200), (4525, 29056), (4540, 28960), (5675, 23168), (5792, 22700), (7240, 18160), (7264, 18100), (9050, 14528), (9080, 14480), (11350, 11584)]