65135980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2753}}^1$

素因数の和:2795

約数の個数: 72

約数和(自身を含む): 169337952

約数和(自身を除く): 104201972

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 338, 364, 455, 676, 845, 910, 1183, 1690, 1820, 2366, 2753, 3380, 4732, 5506, 5915, 11012, 11830, 13765, 19271, 23660, 27530, 35789, 38542, 55060, 71578, 77084, 96355, 143156, 178945, 192710, 250523, 357890, 385420, 465257, 501046, 715780, 930514, 1002092, 1252615, 1861028, 2326285, 2505230, 3256799, 4652570, 5010460, 6513598, 9305140, 13027196, 16283995, 32567990, 65135980]

約数ペア:

[(1, 65135980), (2, 32567990), (4, 16283995), (5, 13027196), (7, 9305140), (10, 6513598), (13, 5010460), (14, 4652570), (20, 3256799), (26, 2505230), (28, 2326285), (35, 1861028), (52, 1252615), (65, 1002092), (70, 930514), (91, 715780), (130, 501046), (140, 465257), (169, 385420), (182, 357890), (260, 250523), (338, 192710), (364, 178945), (455, 143156), (676, 96355), (845, 77084), (910, 71578), (1183, 55060), (1690, 38542), (1820, 35789), (2366, 27530), (2753, 23660), (3380, 19271), (4732, 13765), (5506, 11830), (5915, 11012)]