31263400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:323

約数の個数: 96

約数和(自身を含む): 84191040

約数和(自身を除く): 52927640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 137, 140, 163, 175, 200, 274, 280, 326, 350, 548, 652, 685, 700, 815, 959, 1096, 1141, 1304, 1370, 1400, 1630, 1918, 2282, 2740, 3260, 3425, 3836, 4075, 4564, 4795, 5480, 5705, 6520, 6850, 7672, 8150, 9128, 9590, 11410, 13700, 16300, 19180, 22331, 22820, 23975, 27400, 28525, 32600, 38360, 44662, 45640, 47950, 57050, 89324, 95900, 111655, 114100, 156317, 178648, 191800, 223310, 228200, 312634, 446620, 558275, 625268, 781585, 893240, 1116550, 1250536, 1563170, 2233100, 3126340, 3907925, 4466200, 6252680, 7815850, 15631700, 31263400]

約数ペア:

[(1, 31263400), (2, 15631700), (4, 7815850), (5, 6252680), (7, 4466200), (8, 3907925), (10, 3126340), (14, 2233100), (20, 1563170), (25, 1250536), (28, 1116550), (35, 893240), (40, 781585), (50, 625268), (56, 558275), (70, 446620), (100, 312634), (137, 228200), (140, 223310), (163, 191800), (175, 178648), (200, 156317), (274, 114100), (280, 111655), (326, 95900), (350, 89324), (548, 57050), (652, 47950), (685, 45640), (700, 44662), (815, 38360), (959, 32600), (1096, 28525), (1141, 27400), (1304, 23975), (1370, 22820), (1400, 22331), (1630, 19180), (1918, 16300), (2282, 13700), (2740, 11410), (3260, 9590), (3425, 9128), (3836, 8150), (4075, 7672), (4564, 6850), (4795, 6520), (5480, 5705)]