68164280

素因数分解:

$2^3\times 5^1\times {\mathrm{619}}^1\times {\mathrm{2753}}^1$

素因数の和:3383

約数の個数: 32

約数和(自身を含む): 153673200

約数和(自身を除く): 85508920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 619, 1238, 2476, 2753, 3095, 4952, 5506, 6190, 11012, 12380, 13765, 22024, 24760, 27530, 55060, 110120, 1704107, 3408214, 6816428, 8520535, 13632856, 17041070, 34082140, 68164280]

約数ペア:

[(1, 68164280), (2, 34082140), (4, 17041070), (5, 13632856), (8, 8520535), (10, 6816428), (20, 3408214), (40, 1704107), (619, 110120), (1238, 55060), (2476, 27530), (2753, 24760), (3095, 22024), (4952, 13765), (5506, 12380), (6190, 11012)]