129658375

素因数分解:

$5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{709}}^1$

素因数の和:761

約数の個数: 64

約数和(自身を含む): 212659200

約数和(自身を除く): 83000825

約数列:

[1, 5, 7, 11, 19, 25, 35, 55, 77, 95, 125, 133, 175, 209, 275, 385, 475, 665, 709, 875, 1045, 1375, 1463, 1925, 2375, 3325, 3545, 4963, 5225, 7315, 7799, 9625, 13471, 16625, 17725, 24815, 26125, 36575, 38995, 54593, 67355, 88625, 94297, 124075, 148181, 182875, 194975, 272965, 336775, 471485, 620375, 740905, 974875, 1037267, 1364825, 1683875, 2357425, 3704525, 5186335, 6824125, 11787125, 18522625, 25931675, 129658375]

約数ペア:

[(1, 129658375), (5, 25931675), (7, 18522625), (11, 11787125), (19, 6824125), (25, 5186335), (35, 3704525), (55, 2357425), (77, 1683875), (95, 1364825), (125, 1037267), (133, 974875), (175, 740905), (209, 620375), (275, 471485), (385, 336775), (475, 272965), (665, 194975), (709, 182875), (875, 148181), (1045, 124075), (1375, 94297), (1463, 88625), (1925, 67355), (2375, 54593), (3325, 38995), (3545, 36575), (4963, 26125), (5225, 24815), (7315, 17725), (7799, 16625), (9625, 13471)]