8049360025

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{2081}}^1$

素因数の和:2183

約数の個数: 72

約数和(自身を含む): 12305319552

約数和(自身を除く): 4255959527

約数列:

[1, 5, 7, 23, 25, 31, 35, 115, 155, 161, 175, 217, 575, 713, 775, 805, 961, 1085, 2081, 3565, 4025, 4805, 4991, 5425, 6727, 10405, 14567, 17825, 22103, 24025, 24955, 33635, 47863, 52025, 64511, 72835, 110515, 124775, 154721, 168175, 239315, 322555, 335041, 364175, 451577, 552575, 773605, 1196575, 1483753, 1612775, 1675205, 1999841, 2257885, 3868025, 7418765, 8376025, 9999205, 10386271, 11289425, 13998887, 37093825, 45996343, 49996025, 51931355, 69994435, 229981715, 259656775, 321974401, 349972175, 1149908575, 1609872005, 8049360025]

約数ペア:

[(1, 8049360025), (5, 1609872005), (7, 1149908575), (23, 349972175), (25, 321974401), (31, 259656775), (35, 229981715), (115, 69994435), (155, 51931355), (161, 49996025), (175, 45996343), (217, 37093825), (575, 13998887), (713, 11289425), (775, 10386271), (805, 9999205), (961, 8376025), (1085, 7418765), (2081, 3868025), (3565, 2257885), (4025, 1999841), (4805, 1675205), (4991, 1612775), (5425, 1483753), (6727, 1196575), (10405, 773605), (14567, 552575), (17825, 451577), (22103, 364175), (24025, 335041), (24955, 322555), (33635, 239315), (47863, 168175), (52025, 154721), (64511, 124775), (72835, 110515)]