28552775

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{127}}^1$

素因数の和:200

約数の個数: 36

約数和(自身を含む): 39497472

約数和(自身を除く): 10944697

約数列:

[1, 5, 17, 23, 25, 85, 115, 127, 391, 425, 529, 575, 635, 1955, 2159, 2645, 2921, 3175, 8993, 9775, 10795, 13225, 14605, 44965, 49657, 53975, 67183, 73025, 224825, 248285, 335915, 1142111, 1241425, 1679575, 5710555, 28552775]

約数ペア:

[(1, 28552775), (5, 5710555), (17, 1679575), (23, 1241425), (25, 1142111), (85, 335915), (115, 248285), (127, 224825), (391, 73025), (425, 67183), (529, 53975), (575, 49657), (635, 44965), (1955, 14605), (2159, 13225), (2645, 10795), (2921, 9775), (3175, 8993)]