78869800

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23197}}^1$

素因数の和:23230

約数の個数: 48

約数和(自身を含む): 194167260

約数和(自身を除く): 115297460

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 136, 170, 200, 340, 425, 680, 850, 1700, 3400, 23197, 46394, 92788, 115985, 185576, 231970, 394349, 463940, 579925, 788698, 927880, 1159850, 1577396, 1971745, 2319700, 3154792, 3943490, 4639400, 7886980, 9858725, 15773960, 19717450, 39434900, 78869800]

約数ペア:

[(1, 78869800), (2, 39434900), (4, 19717450), (5, 15773960), (8, 9858725), (10, 7886980), (17, 4639400), (20, 3943490), (25, 3154792), (34, 2319700), (40, 1971745), (50, 1577396), (68, 1159850), (85, 927880), (100, 788698), (136, 579925), (170, 463940), (200, 394349), (340, 231970), (425, 185576), (680, 115985), (850, 92788), (1700, 46394), (3400, 23197)]