80813000

素因数分解:

$2^3\times 5^3\times {\mathrm{211}}^1\times {\mathrm{383}}^1$

素因数の和:615

約数の個数: 64

約数和(自身を含む): 190494720

約数和(自身を除く): 109681720

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 211, 250, 383, 422, 500, 766, 844, 1000, 1055, 1532, 1688, 1915, 2110, 3064, 3830, 4220, 5275, 7660, 8440, 9575, 10550, 15320, 19150, 21100, 26375, 38300, 42200, 47875, 52750, 76600, 80813, 95750, 105500, 161626, 191500, 211000, 323252, 383000, 404065, 646504, 808130, 1616260, 2020325, 3232520, 4040650, 8081300, 10101625, 16162600, 20203250, 40406500, 80813000]

約数ペア:

[(1, 80813000), (2, 40406500), (4, 20203250), (5, 16162600), (8, 10101625), (10, 8081300), (20, 4040650), (25, 3232520), (40, 2020325), (50, 1616260), (100, 808130), (125, 646504), (200, 404065), (211, 383000), (250, 323252), (383, 211000), (422, 191500), (500, 161626), (766, 105500), (844, 95750), (1000, 80813), (1055, 76600), (1532, 52750), (1688, 47875), (1915, 42200), (2110, 38300), (3064, 26375), (3830, 21100), (4220, 19150), (5275, 15320), (7660, 10550), (8440, 9575)]