87770385

素因数分解:

$3^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:149

約数の個数: 96

約数和(自身を含む): 169827840

約数和(自身を除く): 82057455

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 47, 53, 81, 87, 135, 141, 145, 159, 235, 243, 261, 265, 405, 423, 435, 477, 705, 783, 795, 1215, 1269, 1305, 1363, 1431, 1537, 2115, 2349, 2385, 2491, 3807, 3915, 4089, 4293, 4611, 6345, 6815, 7047, 7155, 7473, 7685, 11421, 11745, 12267, 12455, 12879, 13833, 19035, 20445, 21465, 22419, 23055, 35235, 36801, 37365, 41499, 57105, 61335, 64395, 67257, 69165, 72239, 110403, 112095, 124497, 184005, 201771, 207495, 216717, 331209, 336285, 361195, 373491, 552015, 605313, 622485, 650151, 1008855, 1083585, 1656045, 1867455, 1950453, 3026565, 3250755, 5851359, 9752265, 17554077, 29256795, 87770385]

約数ペア:

[(1, 87770385), (3, 29256795), (5, 17554077), (9, 9752265), (15, 5851359), (27, 3250755), (29, 3026565), (45, 1950453), (47, 1867455), (53, 1656045), (81, 1083585), (87, 1008855), (135, 650151), (141, 622485), (145, 605313), (159, 552015), (235, 373491), (243, 361195), (261, 336285), (265, 331209), (405, 216717), (423, 207495), (435, 201771), (477, 184005), (705, 124497), (783, 112095), (795, 110403), (1215, 72239), (1269, 69165), (1305, 67257), (1363, 64395), (1431, 61335), (1537, 57105), (2115, 41499), (2349, 37365), (2385, 36801), (2491, 35235), (3807, 23055), (3915, 22419), (4089, 21465), (4293, 20445), (4611, 19035), (6345, 13833), (6815, 12879), (7047, 12455), (7155, 12267), (7473, 11745), (7685, 11421)]