2009559500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9973}}^1$

素因数の和:10036

約数の個数: 96

約数和(自身を含む): 4879440384

約数和(自身を除く): 2869880884

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 100, 124, 125, 130, 155, 250, 260, 310, 325, 403, 500, 620, 650, 775, 806, 1300, 1550, 1612, 1625, 2015, 3100, 3250, 3875, 4030, 6500, 7750, 8060, 9973, 10075, 15500, 19946, 20150, 39892, 40300, 49865, 50375, 99730, 100750, 129649, 199460, 201500, 249325, 259298, 309163, 498650, 518596, 618326, 648245, 997300, 1236652, 1246625, 1296490, 1545815, 2493250, 2592980, 3091630, 3241225, 4019119, 4986500, 6183260, 6482450, 7729075, 8038238, 12964900, 15458150, 16076476, 16206125, 20095595, 30916300, 32412250, 38645375, 40191190, 64824500, 77290750, 80382380, 100477975, 154581500, 200955950, 401911900, 502389875, 1004779750, 2009559500]

約数ペア:

[(1, 2009559500), (2, 1004779750), (4, 502389875), (5, 401911900), (10, 200955950), (13, 154581500), (20, 100477975), (25, 80382380), (26, 77290750), (31, 64824500), (50, 40191190), (52, 38645375), (62, 32412250), (65, 30916300), (100, 20095595), (124, 16206125), (125, 16076476), (130, 15458150), (155, 12964900), (250, 8038238), (260, 7729075), (310, 6482450), (325, 6183260), (403, 4986500), (500, 4019119), (620, 3241225), (650, 3091630), (775, 2592980), (806, 2493250), (1300, 1545815), (1550, 1296490), (1612, 1246625), (1625, 1236652), (2015, 997300), (3100, 648245), (3250, 618326), (3875, 518596), (4030, 498650), (6500, 309163), (7750, 259298), (8060, 249325), (9973, 201500), (10075, 199460), (15500, 129649), (19946, 100750), (20150, 99730), (39892, 50375), (40300, 49865)]