79180400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{15227}}^1$

素因数の和:15258

約数の個数: 60

約数和(自身を含む): 204877512

約数和(自身を除く): 125697112

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 5200, 15227, 30454, 60908, 76135, 121816, 152270, 197951, 243632, 304540, 380675, 395902, 609080, 761350, 791804, 989755, 1218160, 1522700, 1583608, 1979510, 3045400, 3167216, 3959020, 4948775, 6090800, 7918040, 9897550, 15836080, 19795100, 39590200, 79180400]

約数ペア:

[(1, 79180400), (2, 39590200), (4, 19795100), (5, 15836080), (8, 9897550), (10, 7918040), (13, 6090800), (16, 4948775), (20, 3959020), (25, 3167216), (26, 3045400), (40, 1979510), (50, 1583608), (52, 1522700), (65, 1218160), (80, 989755), (100, 791804), (104, 761350), (130, 609080), (200, 395902), (208, 380675), (260, 304540), (325, 243632), (400, 197951), (520, 152270), (650, 121816), (1040, 76135), (1300, 60908), (2600, 30454), (5200, 15227)]