291239750

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:219

約数の個数: 96

約数和(自身を含む): 603439200

約数和(自身を除く): 312199450

約数列:

[1, 2, 5, 10, 17, 25, 29, 34, 50, 58, 85, 125, 139, 145, 170, 250, 278, 289, 290, 425, 493, 578, 695, 725, 850, 986, 1390, 1445, 1450, 2125, 2363, 2465, 2890, 3475, 3625, 4031, 4250, 4726, 4930, 6950, 7225, 7250, 8062, 8381, 11815, 12325, 14450, 16762, 17375, 20155, 23630, 24650, 34750, 36125, 40171, 40310, 41905, 59075, 61625, 68527, 72250, 80342, 83810, 100775, 118150, 123250, 137054, 200855, 201550, 209525, 295375, 342635, 401710, 419050, 503875, 590750, 685270, 1004275, 1007750, 1047625, 1164959, 1713175, 2008550, 2095250, 2329918, 3426350, 5021375, 5824795, 8565875, 10042750, 11649590, 17131750, 29123975, 58247950, 145619875, 291239750]

約数ペア:

[(1, 291239750), (2, 145619875), (5, 58247950), (10, 29123975), (17, 17131750), (25, 11649590), (29, 10042750), (34, 8565875), (50, 5824795), (58, 5021375), (85, 3426350), (125, 2329918), (139, 2095250), (145, 2008550), (170, 1713175), (250, 1164959), (278, 1047625), (289, 1007750), (290, 1004275), (425, 685270), (493, 590750), (578, 503875), (695, 419050), (725, 401710), (850, 342635), (986, 295375), (1390, 209525), (1445, 201550), (1450, 200855), (2125, 137054), (2363, 123250), (2465, 118150), (2890, 100775), (3475, 83810), (3625, 80342), (4031, 72250), (4250, 68527), (4726, 61625), (4930, 59075), (6950, 41905), (7225, 40310), (7250, 40171), (8062, 36125), (8381, 34750), (11815, 24650), (12325, 23630), (14450, 20155), (16762, 17375)]