25690700

素因数分解:

$2^2\times 5^2\times 7^4\times {\mathrm{107}}^1$

素因数の和:149

約数の個数: 90

約数和(自身を含む): 65644236

約数和(自身を除く): 39953536

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 107, 140, 175, 196, 214, 245, 343, 350, 428, 490, 535, 686, 700, 749, 980, 1070, 1225, 1372, 1498, 1715, 2140, 2401, 2450, 2675, 2996, 3430, 3745, 4802, 4900, 5243, 5350, 6860, 7490, 8575, 9604, 10486, 10700, 12005, 14980, 17150, 18725, 20972, 24010, 26215, 34300, 36701, 37450, 48020, 52430, 60025, 73402, 74900, 104860, 120050, 131075, 146804, 183505, 240100, 256907, 262150, 367010, 513814, 524300, 734020, 917525, 1027628, 1284535, 1835050, 2569070, 3670100, 5138140, 6422675, 12845350, 25690700]

約数ペア:

[(1, 25690700), (2, 12845350), (4, 6422675), (5, 5138140), (7, 3670100), (10, 2569070), (14, 1835050), (20, 1284535), (25, 1027628), (28, 917525), (35, 734020), (49, 524300), (50, 513814), (70, 367010), (98, 262150), (100, 256907), (107, 240100), (140, 183505), (175, 146804), (196, 131075), (214, 120050), (245, 104860), (343, 74900), (350, 73402), (428, 60025), (490, 52430), (535, 48020), (686, 37450), (700, 36701), (749, 34300), (980, 26215), (1070, 24010), (1225, 20972), (1372, 18725), (1498, 17150), (1715, 14980), (2140, 12005), (2401, 10700), (2450, 10486), (2675, 9604), (2996, 8575), (3430, 7490), (3745, 6860), (4802, 5350), (4900, 5243)]