28668850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{811}}^1$

素因数の和:931

約数の個数: 48

約数和(自身を含む): 61621056

約数和(自身を除く): 32952206

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 101, 175, 202, 350, 505, 707, 811, 1010, 1414, 1622, 2525, 3535, 4055, 5050, 5677, 7070, 8110, 11354, 17675, 20275, 28385, 35350, 40550, 56770, 81911, 141925, 163822, 283850, 409555, 573377, 819110, 1146754, 2047775, 2866885, 4095550, 5733770, 14334425, 28668850]

約数ペア:

[(1, 28668850), (2, 14334425), (5, 5733770), (7, 4095550), (10, 2866885), (14, 2047775), (25, 1146754), (35, 819110), (50, 573377), (70, 409555), (101, 283850), (175, 163822), (202, 141925), (350, 81911), (505, 56770), (707, 40550), (811, 35350), (1010, 28385), (1414, 20275), (1622, 17675), (2525, 11354), (3535, 8110), (4055, 7070), (5050, 5677)]