25534340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:201

約数の個数: 96

約数和(自身を含む): 62868960

約数和(自身を除く): 37334620

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 53, 65, 68, 85, 106, 109, 130, 170, 212, 218, 221, 260, 265, 340, 436, 442, 530, 545, 689, 884, 901, 1060, 1090, 1105, 1378, 1417, 1802, 1853, 2180, 2210, 2756, 2834, 3445, 3604, 3706, 4420, 4505, 5668, 5777, 6890, 7085, 7412, 9010, 9265, 11554, 11713, 13780, 14170, 18020, 18530, 23108, 23426, 24089, 28340, 28885, 37060, 46852, 48178, 57770, 58565, 75101, 96356, 98209, 115540, 117130, 120445, 150202, 196418, 234260, 240890, 300404, 375505, 392836, 481780, 491045, 751010, 982090, 1276717, 1502020, 1964180, 2553434, 5106868, 6383585, 12767170, 25534340]

約数ペア:

[(1, 25534340), (2, 12767170), (4, 6383585), (5, 5106868), (10, 2553434), (13, 1964180), (17, 1502020), (20, 1276717), (26, 982090), (34, 751010), (52, 491045), (53, 481780), (65, 392836), (68, 375505), (85, 300404), (106, 240890), (109, 234260), (130, 196418), (170, 150202), (212, 120445), (218, 117130), (221, 115540), (260, 98209), (265, 96356), (340, 75101), (436, 58565), (442, 57770), (530, 48178), (545, 46852), (689, 37060), (884, 28885), (901, 28340), (1060, 24089), (1090, 23426), (1105, 23108), (1378, 18530), (1417, 18020), (1802, 14170), (1853, 13780), (2180, 11713), (2210, 11554), (2756, 9265), (2834, 9010), (3445, 7412), (3604, 7085), (3706, 6890), (4420, 5777), (4505, 5668)]