26257010

素因数分解:

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

素因数の和:255

約数の個数: 48

約数和(自身を含む): 54391176

約数和(自身を除く): 28134166

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 109, 130, 170, 218, 221, 442, 545, 1090, 1105, 1417, 1853, 2210, 2834, 3706, 7085, 9265, 11881, 14170, 18530, 23762, 24089, 48178, 59405, 118810, 120445, 154453, 201977, 240890, 308906, 403954, 772265, 1009885, 1544530, 2019770, 2625701, 5251402, 13128505, 26257010]

約数ペア:

[(1, 26257010), (2, 13128505), (5, 5251402), (10, 2625701), (13, 2019770), (17, 1544530), (26, 1009885), (34, 772265), (65, 403954), (85, 308906), (109, 240890), (130, 201977), (170, 154453), (218, 120445), (221, 118810), (442, 59405), (545, 48178), (1090, 24089), (1105, 23762), (1417, 18530), (1853, 14170), (2210, 11881), (2834, 9265), (3706, 7085)]