80893540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{263}}^1$

素因数の和:318

約数の個数: 96

約数和(自身を含む): 211115520

約数和(自身を除く): 130221980

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 263, 338, 364, 455, 526, 676, 845, 910, 1052, 1183, 1315, 1690, 1820, 1841, 2197, 2366, 2630, 3380, 3419, 3682, 4394, 4732, 5260, 5915, 6838, 7364, 8788, 9205, 10985, 11830, 13676, 15379, 17095, 18410, 21970, 23660, 23933, 30758, 34190, 36820, 43940, 44447, 47866, 61516, 68380, 76895, 88894, 95732, 119665, 153790, 177788, 222235, 239330, 307580, 311129, 444470, 478660, 577811, 622258, 888940, 1155622, 1244516, 1555645, 2311244, 2889055, 3111290, 4044677, 5778110, 6222580, 8089354, 11556220, 16178708, 20223385, 40446770, 80893540]

約数ペア:

[(1, 80893540), (2, 40446770), (4, 20223385), (5, 16178708), (7, 11556220), (10, 8089354), (13, 6222580), (14, 5778110), (20, 4044677), (26, 3111290), (28, 2889055), (35, 2311244), (52, 1555645), (65, 1244516), (70, 1155622), (91, 888940), (130, 622258), (140, 577811), (169, 478660), (182, 444470), (260, 311129), (263, 307580), (338, 239330), (364, 222235), (455, 177788), (526, 153790), (676, 119665), (845, 95732), (910, 88894), (1052, 76895), (1183, 68380), (1315, 61516), (1690, 47866), (1820, 44447), (1841, 43940), (2197, 36820), (2366, 34190), (2630, 30758), (3380, 23933), (3419, 23660), (3682, 21970), (4394, 18410), (4732, 17095), (5260, 15379), (5915, 13676), (6838, 11830), (7364, 10985), (8788, 9205)]