82661860000

素因数分解:

$2^5\times 5^4\times {\mathrm{521}}^1\times {\mathrm{7933}}^1$

素因数の和:8484

約数の個数: 120

約数和(自身を含む): 203776586244

約数和(自身を除く): 121114726244

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 521, 625, 800, 1000, 1042, 1250, 2000, 2084, 2500, 2605, 4000, 4168, 5000, 5210, 7933, 8336, 10000, 10420, 13025, 15866, 16672, 20000, 20840, 26050, 31732, 39665, 41680, 52100, 63464, 65125, 79330, 83360, 104200, 126928, 130250, 158660, 198325, 208400, 253856, 260500, 317320, 325625, 396650, 416800, 521000, 634640, 651250, 793300, 991625, 1042000, 1269280, 1302500, 1586600, 1983250, 2084000, 2605000, 3173200, 3966500, 4133093, 4958125, 5210000, 6346400, 7933000, 8266186, 9916250, 10420000, 15866000, 16532372, 19832500, 20665465, 31732000, 33064744, 39665000, 41330930, 66129488, 79330000, 82661860, 103327325, 132258976, 158660000, 165323720, 206654650, 330647440, 413309300, 516636625, 661294880, 826618600, 1033273250, 1653237200, 2066546500, 2583183125, 3306474400, 4133093000, 5166366250, 8266186000, 10332732500, 16532372000, 20665465000, 41330930000, 82661860000]

約数ペア:

[(1, 82661860000), (2, 41330930000), (4, 20665465000), (5, 16532372000), (8, 10332732500), (10, 8266186000), (16, 5166366250), (20, 4133093000), (25, 3306474400), (32, 2583183125), (40, 2066546500), (50, 1653237200), (80, 1033273250), (100, 826618600), (125, 661294880), (160, 516636625), (200, 413309300), (250, 330647440), (400, 206654650), (500, 165323720), (521, 158660000), (625, 132258976), (800, 103327325), (1000, 82661860), (1042, 79330000), (1250, 66129488), (2000, 41330930), (2084, 39665000), (2500, 33064744), (2605, 31732000), (4000, 20665465), (4168, 19832500), (5000, 16532372), (5210, 15866000), (7933, 10420000), (8336, 9916250), (10000, 8266186), (10420, 7933000), (13025, 6346400), (15866, 5210000), (16672, 4958125), (20000, 4133093), (20840, 3966500), (26050, 3173200), (31732, 2605000), (39665, 2084000), (41680, 1983250), (52100, 1586600), (63464, 1302500), (65125, 1269280), (79330, 1042000), (83360, 991625), (104200, 793300), (126928, 651250), (130250, 634640), (158660, 521000), (198325, 416800), (208400, 396650), (253856, 325625), (260500, 317320)]