20131389500

素因数分解:

$2^2\times 5^3\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{14657}}^1$

素因数の和:14784

約数の個数: 96

約数和(自身を含む): 45714666816

約数和(自身を除く): 25583277316

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 67, 82, 100, 125, 134, 164, 205, 250, 268, 335, 410, 500, 670, 820, 1025, 1340, 1675, 2050, 2747, 3350, 4100, 5125, 5494, 6700, 8375, 10250, 10988, 13735, 14657, 16750, 20500, 27470, 29314, 33500, 54940, 58628, 68675, 73285, 137350, 146570, 274700, 293140, 343375, 366425, 600937, 686750, 732850, 982019, 1201874, 1373500, 1465700, 1832125, 1964038, 2403748, 3004685, 3664250, 3928076, 4910095, 6009370, 7328500, 9820190, 12018740, 15023425, 19640380, 24550475, 30046850, 40262779, 49100950, 60093700, 75117125, 80525558, 98201900, 122752375, 150234250, 161051116, 201313895, 245504750, 300468500, 402627790, 491009500, 805255580, 1006569475, 2013138950, 4026277900, 5032847375, 10065694750, 20131389500]

約数ペア:

[(1, 20131389500), (2, 10065694750), (4, 5032847375), (5, 4026277900), (10, 2013138950), (20, 1006569475), (25, 805255580), (41, 491009500), (50, 402627790), (67, 300468500), (82, 245504750), (100, 201313895), (125, 161051116), (134, 150234250), (164, 122752375), (205, 98201900), (250, 80525558), (268, 75117125), (335, 60093700), (410, 49100950), (500, 40262779), (670, 30046850), (820, 24550475), (1025, 19640380), (1340, 15023425), (1675, 12018740), (2050, 9820190), (2747, 7328500), (3350, 6009370), (4100, 4910095), (5125, 3928076), (5494, 3664250), (6700, 3004685), (8375, 2403748), (10250, 1964038), (10988, 1832125), (13735, 1465700), (14657, 1373500), (16750, 1201874), (20500, 982019), (27470, 732850), (29314, 686750), (33500, 600937), (54940, 366425), (58628, 343375), (68675, 293140), (73285, 274700), (137350, 146570)]