166469720

素因数分解:

$2^3\times 5^1\times {\mathrm{1277}}^1\times {\mathrm{3259}}^1$

素因数の和:4547

約数の個数: 32

約数和(自身を含む): 374965200

約数和(自身を除く): 208495480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1277, 2554, 3259, 5108, 6385, 6518, 10216, 12770, 13036, 16295, 25540, 26072, 32590, 51080, 65180, 130360, 4161743, 8323486, 16646972, 20808715, 33293944, 41617430, 83234860, 166469720]

約数ペア:

[(1, 166469720), (2, 83234860), (4, 41617430), (5, 33293944), (8, 20808715), (10, 16646972), (20, 8323486), (40, 4161743), (1277, 130360), (2554, 65180), (3259, 51080), (5108, 32590), (6385, 26072), (6518, 25540), (10216, 16295), (12770, 13036)]