205328630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{857}}^1$

素因数の和:993

約数の個数: 64

約数和(自身を含む): 423783360

約数和(自身を除く): 218454730

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 97, 130, 190, 194, 247, 485, 494, 857, 970, 1235, 1261, 1714, 1843, 2470, 2522, 3686, 4285, 6305, 8570, 9215, 11141, 12610, 16283, 18430, 22282, 23959, 32566, 47918, 55705, 81415, 83129, 111410, 119795, 162830, 166258, 211679, 239590, 415645, 423358, 831290, 1058395, 1080677, 1579451, 2116790, 2161354, 3158902, 5403385, 7897255, 10806770, 15794510, 20532863, 41065726, 102664315, 205328630]

約数ペア:

[(1, 205328630), (2, 102664315), (5, 41065726), (10, 20532863), (13, 15794510), (19, 10806770), (26, 7897255), (38, 5403385), (65, 3158902), (95, 2161354), (97, 2116790), (130, 1579451), (190, 1080677), (194, 1058395), (247, 831290), (485, 423358), (494, 415645), (857, 239590), (970, 211679), (1235, 166258), (1261, 162830), (1714, 119795), (1843, 111410), (2470, 83129), (2522, 81415), (3686, 55705), (4285, 47918), (6305, 32566), (8570, 23959), (9215, 22282), (11141, 18430), (12610, 16283)]