199486550

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{719}}^1$

素因数の和:941

約数の個数: 48

約数和(自身を含む): 385689600

約数和(自身を除く): 186203050

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 179, 310, 358, 719, 775, 895, 1438, 1550, 1790, 3595, 4475, 5549, 7190, 8950, 11098, 17975, 22289, 27745, 35950, 44578, 55490, 111445, 128701, 138725, 222890, 257402, 277450, 557225, 643505, 1114450, 1287010, 3217525, 3989731, 6435050, 7979462, 19948655, 39897310, 99743275, 199486550]

約数ペア:

[(1, 199486550), (2, 99743275), (5, 39897310), (10, 19948655), (25, 7979462), (31, 6435050), (50, 3989731), (62, 3217525), (155, 1287010), (179, 1114450), (310, 643505), (358, 557225), (719, 277450), (775, 257402), (895, 222890), (1438, 138725), (1550, 128701), (1790, 111445), (3595, 55490), (4475, 44578), (5549, 35950), (7190, 27745), (8950, 22289), (11098, 17975)]