131739580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:311

約数の個数: 96

約数和(自身を含む): 325987200

約数和(自身を除く): 194247620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 97, 109, 140, 178, 194, 218, 356, 388, 436, 445, 485, 545, 623, 679, 763, 890, 970, 1090, 1246, 1358, 1526, 1780, 1940, 2180, 2492, 2716, 3052, 3115, 3395, 3815, 6230, 6790, 7630, 8633, 9701, 10573, 12460, 13580, 15260, 17266, 19402, 21146, 34532, 38804, 42292, 43165, 48505, 52865, 60431, 67907, 74011, 86330, 97010, 105730, 120862, 135814, 148022, 172660, 194020, 211460, 241724, 271628, 296044, 302155, 339535, 370055, 604310, 679070, 740110, 940997, 1208620, 1358140, 1480220, 1881994, 3763988, 4704985, 6586979, 9409970, 13173958, 18819940, 26347916, 32934895, 65869790, 131739580]

約数ペア:

[(1, 131739580), (2, 65869790), (4, 32934895), (5, 26347916), (7, 18819940), (10, 13173958), (14, 9409970), (20, 6586979), (28, 4704985), (35, 3763988), (70, 1881994), (89, 1480220), (97, 1358140), (109, 1208620), (140, 940997), (178, 740110), (194, 679070), (218, 604310), (356, 370055), (388, 339535), (436, 302155), (445, 296044), (485, 271628), (545, 241724), (623, 211460), (679, 194020), (763, 172660), (890, 148022), (970, 135814), (1090, 120862), (1246, 105730), (1358, 97010), (1526, 86330), (1780, 74011), (1940, 67907), (2180, 60431), (2492, 52865), (2716, 48505), (3052, 43165), (3115, 42292), (3395, 38804), (3815, 34532), (6230, 21146), (6790, 19402), (7630, 17266), (8633, 15260), (9701, 13580), (10573, 12460)]