16418691290

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{12983}}^1$

素因数の和:13223

約数の個数: 64

約数和(自身を含む): 32207383296

約数和(自身を除く): 15788692006

約数列:

[1, 2, 5, 10, 17, 34, 43, 85, 86, 170, 173, 215, 346, 430, 731, 865, 1462, 1730, 2941, 3655, 5882, 7310, 7439, 12983, 14705, 14878, 25966, 29410, 37195, 64915, 74390, 126463, 129830, 220711, 252926, 441422, 558269, 632315, 1103555, 1116538, 1264630, 2207110, 2246059, 2791345, 4492118, 5582690, 9490573, 11230295, 18981146, 22460590, 38183003, 47452865, 76366006, 94905730, 96580537, 190915015, 193161074, 381830030, 482902685, 965805370, 1641869129, 3283738258, 8209345645, 16418691290]

約数ペア:

[(1, 16418691290), (2, 8209345645), (5, 3283738258), (10, 1641869129), (17, 965805370), (34, 482902685), (43, 381830030), (85, 193161074), (86, 190915015), (170, 96580537), (173, 94905730), (215, 76366006), (346, 47452865), (430, 38183003), (731, 22460590), (865, 18981146), (1462, 11230295), (1730, 9490573), (2941, 5582690), (3655, 4492118), (5882, 2791345), (7310, 2246059), (7439, 2207110), (12983, 1264630), (14705, 1116538), (14878, 1103555), (25966, 632315), (29410, 558269), (37195, 441422), (64915, 252926), (74390, 220711), (126463, 129830)]