80985030

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20297}}^1$

素因数の和:20333

約数の個数: 64

約数和(自身を含む): 233832960

約数和(自身を除く): 152847930

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990, 20297, 40594, 60891, 101485, 121782, 142079, 202970, 284158, 304455, 385643, 426237, 608910, 710395, 771286, 852474, 1156929, 1420790, 1928215, 2131185, 2313858, 2699501, 3856430, 4262370, 5399002, 5784645, 8098503, 11569290, 13497505, 16197006, 26995010, 40492515, 80985030]

約数ペア:

[(1, 80985030), (2, 40492515), (3, 26995010), (5, 16197006), (6, 13497505), (7, 11569290), (10, 8098503), (14, 5784645), (15, 5399002), (19, 4262370), (21, 3856430), (30, 2699501), (35, 2313858), (38, 2131185), (42, 1928215), (57, 1420790), (70, 1156929), (95, 852474), (105, 771286), (114, 710395), (133, 608910), (190, 426237), (210, 385643), (266, 304455), (285, 284158), (399, 202970), (570, 142079), (665, 121782), (798, 101485), (1330, 60891), (1995, 40594), (3990, 20297)]