28516250

素因数分解:

$2^1\times 5^4\times 7^1\times {\mathrm{3259}}^1$

素因数の和:3288

約数の個数: 40

約数和(自身を含む): 61105440

約数和(自身を除く): 32589190

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 250, 350, 625, 875, 1250, 1750, 3259, 4375, 6518, 8750, 16295, 22813, 32590, 45626, 81475, 114065, 162950, 228130, 407375, 570325, 814750, 1140650, 2036875, 2851625, 4073750, 5703250, 14258125, 28516250]

約数ペア:

[(1, 28516250), (2, 14258125), (5, 5703250), (7, 4073750), (10, 2851625), (14, 2036875), (25, 1140650), (35, 814750), (50, 570325), (70, 407375), (125, 228130), (175, 162950), (250, 114065), (350, 81475), (625, 45626), (875, 32590), (1250, 22813), (1750, 16295), (3259, 8750), (4375, 6518)]