2052080500

素因数分解:

$2^2\times 5^3\times {\mathrm{53}}^1\times {\mathrm{211}}^1\times {\mathrm{367}}^1$

素因数の和:650

約数の個数: 96

約数和(自身を含む): 4600447488

約数和(自身を除く): 2548366988

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 125, 211, 212, 250, 265, 367, 422, 500, 530, 734, 844, 1055, 1060, 1325, 1468, 1835, 2110, 2650, 3670, 4220, 5275, 5300, 6625, 7340, 9175, 10550, 11183, 13250, 18350, 19451, 21100, 22366, 26375, 26500, 36700, 38902, 44732, 45875, 52750, 55915, 77437, 77804, 91750, 97255, 105500, 111830, 154874, 183500, 194510, 223660, 279575, 309748, 387185, 389020, 486275, 559150, 774370, 972550, 1118300, 1397875, 1548740, 1935925, 1945100, 2431375, 2795750, 3871850, 4104161, 4862750, 5591500, 7743700, 8208322, 9679625, 9725500, 16416644, 19359250, 20520805, 38718500, 41041610, 82083220, 102604025, 205208050, 410416100, 513020125, 1026040250, 2052080500]

約数ペア:

[(1, 2052080500), (2, 1026040250), (4, 513020125), (5, 410416100), (10, 205208050), (20, 102604025), (25, 82083220), (50, 41041610), (53, 38718500), (100, 20520805), (106, 19359250), (125, 16416644), (211, 9725500), (212, 9679625), (250, 8208322), (265, 7743700), (367, 5591500), (422, 4862750), (500, 4104161), (530, 3871850), (734, 2795750), (844, 2431375), (1055, 1945100), (1060, 1935925), (1325, 1548740), (1468, 1397875), (1835, 1118300), (2110, 972550), (2650, 774370), (3670, 559150), (4220, 486275), (5275, 389020), (5300, 387185), (6625, 309748), (7340, 279575), (9175, 223660), (10550, 194510), (11183, 183500), (13250, 154874), (18350, 111830), (19451, 105500), (21100, 97255), (22366, 91750), (26375, 77804), (26500, 77437), (36700, 55915), (38902, 52750), (44732, 45875)]