68558480

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{9629}}^1$

素因数の和:9731

約数の個数: 40

約数和(自身を含む): 161206200

約数和(自身を除く): 92647720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 9629, 19258, 38516, 48145, 77032, 96290, 154064, 192580, 385160, 770320, 856981, 1713962, 3427924, 4284905, 6855848, 8569810, 13711696, 17139620, 34279240, 68558480]

約数ペア:

[(1, 68558480), (2, 34279240), (4, 17139620), (5, 13711696), (8, 8569810), (10, 6855848), (16, 4284905), (20, 3427924), (40, 1713962), (80, 856981), (89, 770320), (178, 385160), (356, 192580), (445, 154064), (712, 96290), (890, 77032), (1424, 48145), (1780, 38516), (3560, 19258), (7120, 9629)]