188064370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1979}}^1$

素因数の和:2059

約数の個数: 64

約数和(自身を含む): 395176320

約数和(自身を除く): 207111950

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 43, 65, 85, 86, 130, 170, 215, 221, 430, 442, 559, 731, 1105, 1118, 1462, 1979, 2210, 2795, 3655, 3958, 5590, 7310, 9503, 9895, 19006, 19790, 25727, 33643, 47515, 51454, 67286, 85097, 95030, 128635, 168215, 170194, 257270, 336430, 425485, 437359, 850970, 874718, 1106261, 1446649, 2186795, 2212522, 2893298, 4373590, 5531305, 7233245, 11062610, 14466490, 18806437, 37612874, 94032185, 188064370]

約数ペア:

[(1, 188064370), (2, 94032185), (5, 37612874), (10, 18806437), (13, 14466490), (17, 11062610), (26, 7233245), (34, 5531305), (43, 4373590), (65, 2893298), (85, 2212522), (86, 2186795), (130, 1446649), (170, 1106261), (215, 874718), (221, 850970), (430, 437359), (442, 425485), (559, 336430), (731, 257270), (1105, 170194), (1118, 168215), (1462, 128635), (1979, 95030), (2210, 85097), (2795, 67286), (3655, 51454), (3958, 47515), (5590, 33643), (7310, 25727), (9503, 19790), (9895, 19006)]