78653510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{673}}^1$

素因数の和:753

約数の個数: 64

約数和(自身を含む): 163054080

約数和(自身を除く): 84400570

約数列:

[1, 2, 5, 10, 13, 26, 29, 31, 58, 62, 65, 130, 145, 155, 290, 310, 377, 403, 673, 754, 806, 899, 1346, 1798, 1885, 2015, 3365, 3770, 4030, 4495, 6730, 8749, 8990, 11687, 17498, 19517, 20863, 23374, 39034, 41726, 43745, 58435, 87490, 97585, 104315, 116870, 195170, 208630, 253721, 271219, 507442, 542438, 605027, 1210054, 1268605, 1356095, 2537210, 2712190, 3025135, 6050270, 7865351, 15730702, 39326755, 78653510]

約数ペア:

[(1, 78653510), (2, 39326755), (5, 15730702), (10, 7865351), (13, 6050270), (26, 3025135), (29, 2712190), (31, 2537210), (58, 1356095), (62, 1268605), (65, 1210054), (130, 605027), (145, 542438), (155, 507442), (290, 271219), (310, 253721), (377, 208630), (403, 195170), (673, 116870), (754, 104315), (806, 97585), (899, 87490), (1346, 58435), (1798, 43745), (1885, 41726), (2015, 39034), (3365, 23374), (3770, 20863), (4030, 19517), (4495, 17498), (6730, 11687), (8749, 8990)]