129492790

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{1987}}^1$

素因数の和:2034

約数の個数: 64

約数和(自身を含む): 286272000

約数和(自身を除く): 156779210

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 190, 245, 266, 343, 490, 665, 686, 931, 1330, 1715, 1862, 1987, 3430, 3974, 4655, 6517, 9310, 9935, 13034, 13909, 19870, 27818, 32585, 37753, 65170, 69545, 75506, 97363, 139090, 188765, 194726, 264271, 377530, 486815, 528542, 681541, 973630, 1321355, 1363082, 1849897, 2642710, 3407705, 3699794, 6815410, 9249485, 12949279, 18498970, 25898558, 64746395, 129492790]

約数ペア:

[(1, 129492790), (2, 64746395), (5, 25898558), (7, 18498970), (10, 12949279), (14, 9249485), (19, 6815410), (35, 3699794), (38, 3407705), (49, 2642710), (70, 1849897), (95, 1363082), (98, 1321355), (133, 973630), (190, 681541), (245, 528542), (266, 486815), (343, 377530), (490, 264271), (665, 194726), (686, 188765), (931, 139090), (1330, 97363), (1715, 75506), (1862, 69545), (1987, 65170), (3430, 37753), (3974, 32585), (4655, 27818), (6517, 19870), (9310, 13909), (9935, 13034)]