75477640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{397}}^1$

素因数の和:519

約数の個数: 96

約数和(自身を含む): 200090520

約数和(自身を除く): 124612880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 97, 98, 140, 194, 196, 245, 280, 388, 392, 397, 485, 490, 679, 776, 794, 970, 980, 1358, 1588, 1940, 1960, 1985, 2716, 2779, 3176, 3395, 3880, 3970, 4753, 5432, 5558, 6790, 7940, 9506, 11116, 13580, 13895, 15880, 19012, 19453, 22232, 23765, 27160, 27790, 38024, 38509, 38906, 47530, 55580, 77018, 77812, 95060, 97265, 111160, 154036, 155624, 190120, 192545, 194530, 269563, 308072, 385090, 389060, 539126, 770180, 778120, 1078252, 1347815, 1540360, 1886941, 2156504, 2695630, 3773882, 5391260, 7547764, 9434705, 10782520, 15095528, 18869410, 37738820, 75477640]

約数ペア:

[(1, 75477640), (2, 37738820), (4, 18869410), (5, 15095528), (7, 10782520), (8, 9434705), (10, 7547764), (14, 5391260), (20, 3773882), (28, 2695630), (35, 2156504), (40, 1886941), (49, 1540360), (56, 1347815), (70, 1078252), (97, 778120), (98, 770180), (140, 539126), (194, 389060), (196, 385090), (245, 308072), (280, 269563), (388, 194530), (392, 192545), (397, 190120), (485, 155624), (490, 154036), (679, 111160), (776, 97265), (794, 95060), (970, 77812), (980, 77018), (1358, 55580), (1588, 47530), (1940, 38906), (1960, 38509), (1985, 38024), (2716, 27790), (2779, 27160), (3176, 23765), (3395, 22232), (3880, 19453), (3970, 19012), (4753, 15880), (5432, 13895), (5558, 13580), (6790, 11116), (7940, 9506)]