20160163600

素因数分解:

$2^4\times 5^2\times {\mathrm{1889}}^1\times {\mathrm{26681}}^1$

素因数の和:28588

約数の個数: 60

約数和(自身を含む): 48462249780

約数和(自身を除く): 28302086180

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 1889, 3778, 7556, 9445, 15112, 18890, 26681, 30224, 37780, 47225, 53362, 75560, 94450, 106724, 133405, 151120, 188900, 213448, 266810, 377800, 426896, 533620, 667025, 755600, 1067240, 1334050, 2134480, 2668100, 5336200, 10672400, 50400409, 100800818, 201601636, 252002045, 403203272, 504004090, 806406544, 1008008180, 1260010225, 2016016360, 2520020450, 4032032720, 5040040900, 10080081800, 20160163600]

約数ペア:

[(1, 20160163600), (2, 10080081800), (4, 5040040900), (5, 4032032720), (8, 2520020450), (10, 2016016360), (16, 1260010225), (20, 1008008180), (25, 806406544), (40, 504004090), (50, 403203272), (80, 252002045), (100, 201601636), (200, 100800818), (400, 50400409), (1889, 10672400), (3778, 5336200), (7556, 2668100), (9445, 2134480), (15112, 1334050), (18890, 1067240), (26681, 755600), (30224, 667025), (37780, 533620), (47225, 426896), (53362, 377800), (75560, 266810), (94450, 213448), (106724, 188900), (133405, 151120)]