80545140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{34421}}^1$

素因数の和:34449

約数の個数: 72

約数和(自身を含む): 263121768

約数和(自身を除く): 182576628

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 34421, 68842, 103263, 137684, 172105, 206526, 309789, 344210, 413052, 447473, 516315, 619578, 688420, 894946, 1032630, 1239156, 1342419, 1548945, 1789892, 2065260, 2237365, 2684838, 3097890, 4027257, 4474730, 5369676, 6195780, 6712095, 8054514, 8949460, 13424190, 16109028, 20136285, 26848380, 40272570, 80545140]

約数ペア:

[(1, 80545140), (2, 40272570), (3, 26848380), (4, 20136285), (5, 16109028), (6, 13424190), (9, 8949460), (10, 8054514), (12, 6712095), (13, 6195780), (15, 5369676), (18, 4474730), (20, 4027257), (26, 3097890), (30, 2684838), (36, 2237365), (39, 2065260), (45, 1789892), (52, 1548945), (60, 1342419), (65, 1239156), (78, 1032630), (90, 894946), (117, 688420), (130, 619578), (156, 516315), (180, 447473), (195, 413052), (234, 344210), (260, 309789), (390, 206526), (468, 172105), (585, 137684), (780, 103263), (1170, 68842), (2340, 34421)]