25424560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{547}}^1$

素因数の和:650

約数の個数: 80

約数和(自身を含む): 68495616

約数和(自身を除く): 43071056

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 83, 112, 140, 166, 280, 332, 415, 547, 560, 581, 664, 830, 1094, 1162, 1328, 1660, 2188, 2324, 2735, 2905, 3320, 3829, 4376, 4648, 5470, 5810, 6640, 7658, 8752, 9296, 10940, 11620, 15316, 19145, 21880, 23240, 30632, 38290, 43760, 45401, 46480, 61264, 76580, 90802, 153160, 181604, 227005, 306320, 317807, 363208, 454010, 635614, 726416, 908020, 1271228, 1589035, 1816040, 2542456, 3178070, 3632080, 5084912, 6356140, 12712280, 25424560]

約数ペア:

[(1, 25424560), (2, 12712280), (4, 6356140), (5, 5084912), (7, 3632080), (8, 3178070), (10, 2542456), (14, 1816040), (16, 1589035), (20, 1271228), (28, 908020), (35, 726416), (40, 635614), (56, 454010), (70, 363208), (80, 317807), (83, 306320), (112, 227005), (140, 181604), (166, 153160), (280, 90802), (332, 76580), (415, 61264), (547, 46480), (560, 45401), (581, 43760), (664, 38290), (830, 30632), (1094, 23240), (1162, 21880), (1328, 19145), (1660, 15316), (2188, 11620), (2324, 10940), (2735, 9296), (2905, 8752), (3320, 7658), (3829, 6640), (4376, 5810), (4648, 5470)]