201619782520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{7315667}}^1$

素因数の和:7315744

約数の個数: 64

約数和(自身を含む): 497758050720

約数和(自身を除く): 296138268200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 53, 65, 104, 106, 130, 212, 260, 265, 424, 520, 530, 689, 1060, 1378, 2120, 2756, 3445, 5512, 6890, 13780, 27560, 7315667, 14631334, 29262668, 36578335, 58525336, 73156670, 95103671, 146313340, 190207342, 292626680, 380414684, 387730351, 475518355, 760829368, 775460702, 951036710, 1550921404, 1902073420, 1938651755, 3101842808, 3804146840, 3877303510, 5040494563, 7754607020, 10080989126, 15509214040, 20161978252, 25202472815, 40323956504, 50404945630, 100809891260, 201619782520]

約数ペア:

[(1, 201619782520), (2, 100809891260), (4, 50404945630), (5, 40323956504), (8, 25202472815), (10, 20161978252), (13, 15509214040), (20, 10080989126), (26, 7754607020), (40, 5040494563), (52, 3877303510), (53, 3804146840), (65, 3101842808), (104, 1938651755), (106, 1902073420), (130, 1550921404), (212, 951036710), (260, 775460702), (265, 760829368), (424, 475518355), (520, 387730351), (530, 380414684), (689, 292626680), (1060, 190207342), (1378, 146313340), (2120, 95103671), (2756, 73156670), (3445, 58525336), (5512, 36578335), (6890, 29262668), (13780, 14631334), (27560, 7315667)]