263462680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{17471}}^1$

素因数の和:17524

約数の個数: 64

約数和(自身を含む): 660441600

約数和(自身を除く): 396978920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 65, 104, 116, 130, 145, 232, 260, 290, 377, 520, 580, 754, 1160, 1508, 1885, 3016, 3770, 7540, 15080, 17471, 34942, 69884, 87355, 139768, 174710, 227123, 349420, 454246, 506659, 698840, 908492, 1013318, 1135615, 1816984, 2026636, 2271230, 2533295, 4053272, 4542460, 5066590, 6586567, 9084920, 10133180, 13173134, 20266360, 26346268, 32932835, 52692536, 65865670, 131731340, 263462680]

約数ペア:

[(1, 263462680), (2, 131731340), (4, 65865670), (5, 52692536), (8, 32932835), (10, 26346268), (13, 20266360), (20, 13173134), (26, 10133180), (29, 9084920), (40, 6586567), (52, 5066590), (58, 4542460), (65, 4053272), (104, 2533295), (116, 2271230), (130, 2026636), (145, 1816984), (232, 1135615), (260, 1013318), (290, 908492), (377, 698840), (520, 506659), (580, 454246), (754, 349420), (1160, 227123), (1508, 174710), (1885, 139768), (3016, 87355), (3770, 69884), (7540, 34942), (15080, 17471)]