83979825

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{571}}^1$

素因数の和:674

約数の個数: 48

約数和(自身を含む): 145544256

約数和(自身を除く): 61564431

約数列:

[1, 3, 5, 15, 25, 37, 53, 75, 111, 159, 185, 265, 555, 571, 795, 925, 1325, 1713, 1961, 2775, 2855, 3975, 5883, 8565, 9805, 14275, 21127, 29415, 30263, 42825, 49025, 63381, 90789, 105635, 147075, 151315, 316905, 453945, 528175, 756575, 1119731, 1584525, 2269725, 3359193, 5598655, 16795965, 27993275, 83979825]

約数ペア:

[(1, 83979825), (3, 27993275), (5, 16795965), (15, 5598655), (25, 3359193), (37, 2269725), (53, 1584525), (75, 1119731), (111, 756575), (159, 528175), (185, 453945), (265, 316905), (555, 151315), (571, 147075), (795, 105635), (925, 90789), (1325, 63381), (1713, 49025), (1961, 42825), (2775, 30263), (2855, 29415), (3975, 21127), (5883, 14275), (8565, 9805)]