81699384

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8447}}^1$

素因数の和:8500

約数の個数: 64

約数和(自身を含む): 227082240

約数和(自身を除く): 145382856

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 52, 62, 78, 93, 104, 124, 156, 186, 248, 312, 372, 403, 744, 806, 1209, 1612, 2418, 3224, 4836, 8447, 9672, 16894, 25341, 33788, 50682, 67576, 101364, 109811, 202728, 219622, 261857, 329433, 439244, 523714, 658866, 785571, 878488, 1047428, 1317732, 1571142, 2094856, 2635464, 3142284, 3404141, 6284568, 6808282, 10212423, 13616564, 20424846, 27233128, 40849692, 81699384]

約数ペア:

[(1, 81699384), (2, 40849692), (3, 27233128), (4, 20424846), (6, 13616564), (8, 10212423), (12, 6808282), (13, 6284568), (24, 3404141), (26, 3142284), (31, 2635464), (39, 2094856), (52, 1571142), (62, 1317732), (78, 1047428), (93, 878488), (104, 785571), (124, 658866), (156, 523714), (186, 439244), (248, 329433), (312, 261857), (372, 219622), (403, 202728), (744, 109811), (806, 101364), (1209, 67576), (1612, 50682), (2418, 33788), (3224, 25341), (4836, 16894), (8447, 9672)]