80666600

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{367}}^1$

素因数の和:547

約数の個数: 96

約数和(自身を含む): 216295680

約数和(自身を除く): 135629080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 157, 175, 200, 280, 314, 350, 367, 628, 700, 734, 785, 1099, 1256, 1400, 1468, 1570, 1835, 2198, 2569, 2936, 3140, 3670, 3925, 4396, 5138, 5495, 6280, 7340, 7850, 8792, 9175, 10276, 10990, 12845, 14680, 15700, 18350, 20552, 21980, 25690, 27475, 31400, 36700, 43960, 51380, 54950, 57619, 64225, 73400, 102760, 109900, 115238, 128450, 219800, 230476, 256900, 288095, 403333, 460952, 513800, 576190, 806666, 1152380, 1440475, 1613332, 2016665, 2304760, 2880950, 3226664, 4033330, 5761900, 8066660, 10083325, 11523800, 16133320, 20166650, 40333300, 80666600]

約数ペア:

[(1, 80666600), (2, 40333300), (4, 20166650), (5, 16133320), (7, 11523800), (8, 10083325), (10, 8066660), (14, 5761900), (20, 4033330), (25, 3226664), (28, 2880950), (35, 2304760), (40, 2016665), (50, 1613332), (56, 1440475), (70, 1152380), (100, 806666), (140, 576190), (157, 513800), (175, 460952), (200, 403333), (280, 288095), (314, 256900), (350, 230476), (367, 219800), (628, 128450), (700, 115238), (734, 109900), (785, 102760), (1099, 73400), (1256, 64225), (1400, 57619), (1468, 54950), (1570, 51380), (1835, 43960), (2198, 36700), (2569, 31400), (2936, 27475), (3140, 25690), (3670, 21980), (3925, 20552), (4396, 18350), (5138, 15700), (5495, 14680), (6280, 12845), (7340, 10990), (7850, 10276), (8792, 9175)]