2017642750

素因数分解:

$2^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{1013}}^1$

素因数の和:1318

約数の個数: 64

約数和(自身を含む): 3917901312

約数和(自身を除く): 1900258562

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 125, 155, 250, 257, 310, 514, 775, 1013, 1285, 1550, 2026, 2570, 3875, 5065, 6425, 7750, 7967, 10130, 12850, 15934, 25325, 31403, 32125, 39835, 50650, 62806, 64250, 79670, 126625, 157015, 199175, 253250, 260341, 314030, 398350, 520682, 785075, 995875, 1301705, 1570150, 1991750, 2603410, 3925375, 6508525, 7850750, 8070571, 13017050, 16141142, 32542625, 40352855, 65085250, 80705710, 201764275, 403528550, 1008821375, 2017642750]

約数ペア:

[(1, 2017642750), (2, 1008821375), (5, 403528550), (10, 201764275), (25, 80705710), (31, 65085250), (50, 40352855), (62, 32542625), (125, 16141142), (155, 13017050), (250, 8070571), (257, 7850750), (310, 6508525), (514, 3925375), (775, 2603410), (1013, 1991750), (1285, 1570150), (1550, 1301705), (2026, 995875), (2570, 785075), (3875, 520682), (5065, 398350), (6425, 314030), (7750, 260341), (7967, 253250), (10130, 199175), (12850, 157015), (15934, 126625), (25325, 79670), (31403, 64250), (32125, 62806), (39835, 50650)]