87787910

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{1847}}^1$

素因数の和:1965

約数の個数: 48

約数和(自身を含む): 185812704

約数和(自身を除く): 98024794

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 97, 98, 194, 245, 485, 490, 679, 970, 1358, 1847, 3395, 3694, 4753, 6790, 9235, 9506, 12929, 18470, 23765, 25858, 47530, 64645, 90503, 129290, 179159, 181006, 358318, 452515, 895795, 905030, 1254113, 1791590, 2508226, 6270565, 8778791, 12541130, 17557582, 43893955, 87787910]

約数ペア:

[(1, 87787910), (2, 43893955), (5, 17557582), (7, 12541130), (10, 8778791), (14, 6270565), (35, 2508226), (49, 1791590), (70, 1254113), (97, 905030), (98, 895795), (194, 452515), (245, 358318), (485, 181006), (490, 179159), (679, 129290), (970, 90503), (1358, 64645), (1847, 47530), (3395, 25858), (3694, 23765), (4753, 18470), (6790, 12929), (9235, 9506)]