89477375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:165

約数の個数: 64

約数和(自身を含む): 132088320

約数和(自身を除く): 42610945

約数列:

[1, 5, 13, 17, 25, 41, 65, 79, 85, 125, 205, 221, 325, 395, 425, 533, 697, 1025, 1027, 1105, 1343, 1625, 1975, 2125, 2665, 3239, 3485, 5125, 5135, 5525, 6715, 9061, 9875, 13325, 16195, 17425, 17459, 25675, 27625, 33575, 42107, 45305, 55063, 66625, 80975, 87125, 87295, 128375, 167875, 210535, 226525, 275315, 404875, 436475, 715819, 1052675, 1132625, 1376575, 2182375, 3579095, 5263375, 6882875, 17895475, 89477375]

約数ペア:

[(1, 89477375), (5, 17895475), (13, 6882875), (17, 5263375), (25, 3579095), (41, 2182375), (65, 1376575), (79, 1132625), (85, 1052675), (125, 715819), (205, 436475), (221, 404875), (325, 275315), (395, 226525), (425, 210535), (533, 167875), (697, 128375), (1025, 87295), (1027, 87125), (1105, 80975), (1343, 66625), (1625, 55063), (1975, 45305), (2125, 42107), (2665, 33575), (3239, 27625), (3485, 25675), (5125, 17459), (5135, 17425), (5525, 16195), (6715, 13325), (9061, 9875)]