1901003090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1\times {\mathrm{1879}}^1$

素因数の和:2139

約数の個数: 64

約数和(自身を含む): 3979584000

約数和(自身を除く): 2078580910

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 97, 149, 194, 298, 485, 679, 745, 970, 1043, 1358, 1490, 1879, 2086, 3395, 3758, 5215, 6790, 9395, 10430, 13153, 14453, 18790, 26306, 28906, 65765, 72265, 101171, 131530, 144530, 182263, 202342, 279971, 364526, 505855, 559942, 911315, 1011710, 1275841, 1399855, 1822630, 1959797, 2551682, 2799710, 3919594, 6379205, 9798985, 12758410, 19597970, 27157187, 54314374, 135785935, 190100309, 271571870, 380200618, 950501545, 1901003090]

約数ペア:

[(1, 1901003090), (2, 950501545), (5, 380200618), (7, 271571870), (10, 190100309), (14, 135785935), (35, 54314374), (70, 27157187), (97, 19597970), (149, 12758410), (194, 9798985), (298, 6379205), (485, 3919594), (679, 2799710), (745, 2551682), (970, 1959797), (1043, 1822630), (1358, 1399855), (1490, 1275841), (1879, 1011710), (2086, 911315), (3395, 559942), (3758, 505855), (5215, 364526), (6790, 279971), (9395, 202342), (10430, 182263), (13153, 144530), (14453, 131530), (18790, 101171), (26306, 72265), (28906, 65765)]