259014760

素因数分解:

$2^3\times 5^1\times {\mathrm{1951}}^1\times {\mathrm{3319}}^1$

素因数の和:5281

約数の個数: 32

約数和(自身を含む): 583257600

約数和(自身を除く): 324242840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1951, 3319, 3902, 6638, 7804, 9755, 13276, 15608, 16595, 19510, 26552, 33190, 39020, 66380, 78040, 132760, 6475369, 12950738, 25901476, 32376845, 51802952, 64753690, 129507380, 259014760]

約数ペア:

[(1, 259014760), (2, 129507380), (4, 64753690), (5, 51802952), (8, 32376845), (10, 25901476), (20, 12950738), (40, 6475369), (1951, 132760), (3319, 78040), (3902, 66380), (6638, 39020), (7804, 33190), (9755, 26552), (13276, 19510), (15608, 16595)]