7569812120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{104729}}^1$

素因数の和:104892

約数の個数: 64

約数和(自身を含む): 18474372000

約数和(自身を除く): 10904559880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 139, 260, 278, 520, 556, 695, 1112, 1390, 1807, 2780, 3614, 5560, 7228, 9035, 14456, 18070, 36140, 72280, 104729, 209458, 418916, 523645, 837832, 1047290, 1361477, 2094580, 2722954, 4189160, 5445908, 6807385, 10891816, 13614770, 14557331, 27229540, 29114662, 54459080, 58229324, 72786655, 116458648, 145573310, 189245303, 291146620, 378490606, 582293240, 756981212, 946226515, 1513962424, 1892453030, 3784906060, 7569812120]

約数ペア:

[(1, 7569812120), (2, 3784906060), (4, 1892453030), (5, 1513962424), (8, 946226515), (10, 756981212), (13, 582293240), (20, 378490606), (26, 291146620), (40, 189245303), (52, 145573310), (65, 116458648), (104, 72786655), (130, 58229324), (139, 54459080), (260, 29114662), (278, 27229540), (520, 14557331), (556, 13614770), (695, 10891816), (1112, 6807385), (1390, 5445908), (1807, 4189160), (2780, 2722954), (3614, 2094580), (5560, 1361477), (7228, 1047290), (9035, 837832), (14456, 523645), (18070, 418916), (36140, 209458), (72280, 104729)]