80296600

素因数分解:

$2^3\times 5^2\times {\mathrm{97}}^1\times {\mathrm{4139}}^1$

素因数の和:4252

約数の個数: 48

約数和(自身を含む): 188659800

約数和(自身を除く): 108363200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 97, 100, 194, 200, 388, 485, 776, 970, 1940, 2425, 3880, 4139, 4850, 8278, 9700, 16556, 19400, 20695, 33112, 41390, 82780, 103475, 165560, 206950, 401483, 413900, 802966, 827800, 1605932, 2007415, 3211864, 4014830, 8029660, 10037075, 16059320, 20074150, 40148300, 80296600]

約数ペア:

[(1, 80296600), (2, 40148300), (4, 20074150), (5, 16059320), (8, 10037075), (10, 8029660), (20, 4014830), (25, 3211864), (40, 2007415), (50, 1605932), (97, 827800), (100, 802966), (194, 413900), (200, 401483), (388, 206950), (485, 165560), (776, 103475), (970, 82780), (1940, 41390), (2425, 33112), (3880, 20695), (4139, 19400), (4850, 16556), (8278, 9700)]