655199012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^2$

素因数の和:273

約数の個数: 72

約数和(自身を含む): 1312039680

約数和(自身を除く): 656840668

約数列:

[1, 2, 4, 13, 26, 31, 52, 59, 62, 83, 118, 124, 166, 236, 332, 403, 767, 806, 1079, 1534, 1612, 1829, 2158, 2573, 3068, 3658, 4316, 4897, 5146, 6889, 7316, 9794, 10292, 13778, 19588, 23777, 27556, 33449, 47554, 63661, 66898, 89557, 95108, 127322, 133796, 151807, 179114, 213559, 254644, 303614, 358228, 406451, 427118, 607228, 812902, 854236, 1625804, 1973491, 2776267, 3946982, 5283863, 5552534, 7893964, 10567726, 11105068, 12599981, 21135452, 25199962, 50399924, 163799753, 327599506, 655199012]

約数ペア:

[(1, 655199012), (2, 327599506), (4, 163799753), (13, 50399924), (26, 25199962), (31, 21135452), (52, 12599981), (59, 11105068), (62, 10567726), (83, 7893964), (118, 5552534), (124, 5283863), (166, 3946982), (236, 2776267), (332, 1973491), (403, 1625804), (767, 854236), (806, 812902), (1079, 607228), (1534, 427118), (1612, 406451), (1829, 358228), (2158, 303614), (2573, 254644), (3068, 213559), (3658, 179114), (4316, 151807), (4897, 133796), (5146, 127322), (6889, 95108), (7316, 89557), (9794, 66898), (10292, 63661), (13778, 47554), (19588, 33449), (23777, 27556)]