7808500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1$

素因数の和:146

約数の個数: 96

約数和(自身を含む): 20547072

約数和(自身を除く): 12738572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 35, 46, 50, 70, 92, 97, 100, 115, 125, 140, 161, 175, 194, 230, 250, 322, 350, 388, 460, 485, 500, 575, 644, 679, 700, 805, 875, 970, 1150, 1358, 1610, 1750, 1940, 2231, 2300, 2425, 2716, 2875, 3220, 3395, 3500, 4025, 4462, 4850, 5750, 6790, 8050, 8924, 9700, 11155, 11500, 12125, 13580, 15617, 16100, 16975, 20125, 22310, 24250, 31234, 33950, 40250, 44620, 48500, 55775, 62468, 67900, 78085, 80500, 84875, 111550, 156170, 169750, 223100, 278875, 312340, 339500, 390425, 557750, 780850, 1115500, 1561700, 1952125, 3904250, 7808500]

約数ペア:

[(1, 7808500), (2, 3904250), (4, 1952125), (5, 1561700), (7, 1115500), (10, 780850), (14, 557750), (20, 390425), (23, 339500), (25, 312340), (28, 278875), (35, 223100), (46, 169750), (50, 156170), (70, 111550), (92, 84875), (97, 80500), (100, 78085), (115, 67900), (125, 62468), (140, 55775), (161, 48500), (175, 44620), (194, 40250), (230, 33950), (250, 31234), (322, 24250), (350, 22310), (388, 20125), (460, 16975), (485, 16100), (500, 15617), (575, 13580), (644, 12125), (679, 11500), (700, 11155), (805, 9700), (875, 8924), (970, 8050), (1150, 6790), (1358, 5750), (1610, 4850), (1750, 4462), (1940, 4025), (2231, 3500), (2300, 3395), (2425, 3220), (2716, 2875)]