258804910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{131}}^1\times {\mathrm{167}}^1$

素因数の和:338

約数の個数: 96

約数和(自身を含む): 584381952

約数和(自身を除く): 325577042

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 131, 167, 169, 182, 262, 334, 338, 455, 655, 835, 845, 910, 917, 1169, 1183, 1310, 1670, 1690, 1703, 1834, 2171, 2338, 2366, 3406, 4342, 4585, 5845, 5915, 8515, 9170, 10855, 11690, 11830, 11921, 15197, 17030, 21710, 21877, 22139, 23842, 28223, 30394, 43754, 44278, 56446, 59605, 75985, 109385, 110695, 119210, 141115, 151970, 153139, 154973, 197561, 218770, 221390, 282230, 284401, 306278, 309946, 395122, 568802, 765695, 774865, 987805, 1422005, 1531390, 1549730, 1975610, 1990807, 2844010, 3697213, 3981614, 7394426, 9954035, 18486065, 19908070, 25880491, 36972130, 51760982, 129402455, 258804910]

約数ペア:

[(1, 258804910), (2, 129402455), (5, 51760982), (7, 36972130), (10, 25880491), (13, 19908070), (14, 18486065), (26, 9954035), (35, 7394426), (65, 3981614), (70, 3697213), (91, 2844010), (130, 1990807), (131, 1975610), (167, 1549730), (169, 1531390), (182, 1422005), (262, 987805), (334, 774865), (338, 765695), (455, 568802), (655, 395122), (835, 309946), (845, 306278), (910, 284401), (917, 282230), (1169, 221390), (1183, 218770), (1310, 197561), (1670, 154973), (1690, 153139), (1703, 151970), (1834, 141115), (2171, 119210), (2338, 110695), (2366, 109385), (3406, 75985), (4342, 59605), (4585, 56446), (5845, 44278), (5915, 43754), (8515, 30394), (9170, 28223), (10855, 23842), (11690, 22139), (11830, 21877), (11921, 21710), (15197, 17030)]