78590120

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{397}}^1$

素因数の和:523

約数の個数: 96

約数和(自身を含む): 208257480

約数和(自身を除く): 129667360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 101, 140, 196, 202, 245, 280, 392, 397, 404, 490, 505, 707, 794, 808, 980, 1010, 1414, 1588, 1960, 1985, 2020, 2779, 2828, 3176, 3535, 3970, 4040, 4949, 5558, 5656, 7070, 7940, 9898, 11116, 13895, 14140, 15880, 19453, 19796, 22232, 24745, 27790, 28280, 38906, 39592, 40097, 49490, 55580, 77812, 80194, 97265, 98980, 111160, 155624, 160388, 194530, 197960, 200485, 280679, 320776, 389060, 400970, 561358, 778120, 801940, 1122716, 1403395, 1603880, 1964753, 2245432, 2806790, 3929506, 5613580, 7859012, 9823765, 11227160, 15718024, 19647530, 39295060, 78590120]

約数ペア:

[(1, 78590120), (2, 39295060), (4, 19647530), (5, 15718024), (7, 11227160), (8, 9823765), (10, 7859012), (14, 5613580), (20, 3929506), (28, 2806790), (35, 2245432), (40, 1964753), (49, 1603880), (56, 1403395), (70, 1122716), (98, 801940), (101, 778120), (140, 561358), (196, 400970), (202, 389060), (245, 320776), (280, 280679), (392, 200485), (397, 197960), (404, 194530), (490, 160388), (505, 155624), (707, 111160), (794, 98980), (808, 97265), (980, 80194), (1010, 77812), (1414, 55580), (1588, 49490), (1960, 40097), (1985, 39592), (2020, 38906), (2779, 28280), (2828, 27790), (3176, 24745), (3535, 22232), (3970, 19796), (4040, 19453), (4949, 15880), (5558, 14140), (5656, 13895), (7070, 11116), (7940, 9898)]