78443235

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1$

素因数の和:394

約数の個数: 80

約数和(自身を含む): 155143296

約数和(自身を除く): 76700061

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 47, 65, 81, 117, 135, 141, 195, 235, 317, 351, 405, 423, 585, 611, 705, 951, 1053, 1269, 1585, 1755, 1833, 2115, 2853, 3055, 3807, 4121, 4755, 5265, 5499, 6345, 8559, 9165, 12363, 14265, 14899, 16497, 19035, 20605, 25677, 27495, 37089, 42795, 44697, 49491, 61815, 74495, 82485, 111267, 128385, 134091, 185445, 193687, 223485, 247455, 333801, 402273, 556335, 581061, 670455, 968435, 1206819, 1669005, 1743183, 2011365, 2905305, 5229549, 6034095, 8715915, 15688647, 26147745, 78443235]

約数ペア:

[(1, 78443235), (3, 26147745), (5, 15688647), (9, 8715915), (13, 6034095), (15, 5229549), (27, 2905305), (39, 2011365), (45, 1743183), (47, 1669005), (65, 1206819), (81, 968435), (117, 670455), (135, 581061), (141, 556335), (195, 402273), (235, 333801), (317, 247455), (351, 223485), (405, 193687), (423, 185445), (585, 134091), (611, 128385), (705, 111267), (951, 82485), (1053, 74495), (1269, 61815), (1585, 49491), (1755, 44697), (1833, 42795), (2115, 37089), (2853, 27495), (3055, 25677), (3807, 20605), (4121, 19035), (4755, 16497), (5265, 14899), (5499, 14265), (6345, 12363), (8559, 9165)]