2006354875

素因数分解:

$5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:318

約数の個数: 128

約数和(自身を含む): 3306700800

約数和(自身を除く): 1300345925

約数列:

[1, 5, 7, 17, 19, 25, 31, 35, 85, 95, 119, 125, 133, 155, 175, 217, 229, 323, 425, 475, 527, 589, 595, 665, 775, 875, 1085, 1145, 1603, 1615, 2125, 2261, 2375, 2635, 2945, 2975, 3325, 3689, 3875, 3893, 4123, 4351, 5425, 5725, 7099, 8015, 8075, 10013, 11305, 13175, 14725, 14875, 16625, 18445, 19465, 20615, 21755, 27125, 27251, 28625, 30457, 35495, 40075, 40375, 49693, 50065, 56525, 65875, 70091, 73625, 73967, 92225, 97325, 103075, 108775, 120683, 134881, 136255, 152285, 177475, 200375, 248465, 250325, 282625, 350455, 369835, 461125, 486625, 515375, 517769, 543875, 603415, 674405, 681275, 761425, 844781, 887375, 944167, 1242325, 1251625, 1752275, 1849175, 2292977, 2588845, 3017075, 3372025, 3406375, 3807125, 4223905, 4720835, 6211625, 8761375, 9245875, 11464885, 12944225, 15085375, 16050839, 16860125, 21119525, 23604175, 57324425, 64721125, 80254195, 105597625, 118020875, 286622125, 401270975, 2006354875]

約数ペア:

[(1, 2006354875), (5, 401270975), (7, 286622125), (17, 118020875), (19, 105597625), (25, 80254195), (31, 64721125), (35, 57324425), (85, 23604175), (95, 21119525), (119, 16860125), (125, 16050839), (133, 15085375), (155, 12944225), (175, 11464885), (217, 9245875), (229, 8761375), (323, 6211625), (425, 4720835), (475, 4223905), (527, 3807125), (589, 3406375), (595, 3372025), (665, 3017075), (775, 2588845), (875, 2292977), (1085, 1849175), (1145, 1752275), (1603, 1251625), (1615, 1242325), (2125, 944167), (2261, 887375), (2375, 844781), (2635, 761425), (2945, 681275), (2975, 674405), (3325, 603415), (3689, 543875), (3875, 517769), (3893, 515375), (4123, 486625), (4351, 461125), (5425, 369835), (5725, 350455), (7099, 282625), (8015, 250325), (8075, 248465), (10013, 200375), (11305, 177475), (13175, 152285), (14725, 136255), (14875, 134881), (16625, 120683), (18445, 108775), (19465, 103075), (20615, 97325), (21755, 92225), (27125, 73967), (27251, 73625), (28625, 70091), (30457, 65875), (35495, 56525), (40075, 50065), (40375, 49693)]