2020637500

素因数分解:

$2^2\times 5^5\times 7^2\times {\mathrm{3299}}^1$

素因数の和:3342

約数の個数: 108

約数和(自身を含む): 5143030200

約数和(自身を除く): 3122392700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 125, 140, 175, 196, 245, 250, 350, 490, 500, 625, 700, 875, 980, 1225, 1250, 1750, 2450, 2500, 3125, 3299, 3500, 4375, 4900, 6125, 6250, 6598, 8750, 12250, 12500, 13196, 16495, 17500, 21875, 23093, 24500, 30625, 32990, 43750, 46186, 61250, 65980, 82475, 87500, 92372, 115465, 122500, 153125, 161651, 164950, 230930, 306250, 323302, 329900, 412375, 461860, 577325, 612500, 646604, 808255, 824750, 1154650, 1616510, 1649500, 2061875, 2309300, 2886625, 3233020, 4041275, 4123750, 5773250, 8082550, 8247500, 10309375, 11546500, 14433125, 16165100, 20206375, 20618750, 28866250, 40412750, 41237500, 57732500, 72165625, 80825500, 101031875, 144331250, 202063750, 288662500, 404127500, 505159375, 1010318750, 2020637500]

約数ペア:

[(1, 2020637500), (2, 1010318750), (4, 505159375), (5, 404127500), (7, 288662500), (10, 202063750), (14, 144331250), (20, 101031875), (25, 80825500), (28, 72165625), (35, 57732500), (49, 41237500), (50, 40412750), (70, 28866250), (98, 20618750), (100, 20206375), (125, 16165100), (140, 14433125), (175, 11546500), (196, 10309375), (245, 8247500), (250, 8082550), (350, 5773250), (490, 4123750), (500, 4041275), (625, 3233020), (700, 2886625), (875, 2309300), (980, 2061875), (1225, 1649500), (1250, 1616510), (1750, 1154650), (2450, 824750), (2500, 808255), (3125, 646604), (3299, 612500), (3500, 577325), (4375, 461860), (4900, 412375), (6125, 329900), (6250, 323302), (6598, 306250), (8750, 230930), (12250, 164950), (12500, 161651), (13196, 153125), (16495, 122500), (17500, 115465), (21875, 92372), (23093, 87500), (24500, 82475), (30625, 65980), (32990, 61250), (43750, 46186)]