82777520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2789}}^1$

素因数の和:2862

約数の個数: 80

約数和(自身を含む): 224182080

約数和(自身を除く): 141404560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 53, 56, 70, 80, 106, 112, 140, 212, 265, 280, 371, 424, 530, 560, 742, 848, 1060, 1484, 1855, 2120, 2789, 2968, 3710, 4240, 5578, 5936, 7420, 11156, 13945, 14840, 19523, 22312, 27890, 29680, 39046, 44624, 55780, 78092, 97615, 111560, 147817, 156184, 195230, 223120, 295634, 312368, 390460, 591268, 739085, 780920, 1034719, 1182536, 1478170, 1561840, 2069438, 2365072, 2956340, 4138876, 5173595, 5912680, 8277752, 10347190, 11825360, 16555504, 20694380, 41388760, 82777520]

約数ペア:

[(1, 82777520), (2, 41388760), (4, 20694380), (5, 16555504), (7, 11825360), (8, 10347190), (10, 8277752), (14, 5912680), (16, 5173595), (20, 4138876), (28, 2956340), (35, 2365072), (40, 2069438), (53, 1561840), (56, 1478170), (70, 1182536), (80, 1034719), (106, 780920), (112, 739085), (140, 591268), (212, 390460), (265, 312368), (280, 295634), (371, 223120), (424, 195230), (530, 156184), (560, 147817), (742, 111560), (848, 97615), (1060, 78092), (1484, 55780), (1855, 44624), (2120, 39046), (2789, 29680), (2968, 27890), (3710, 22312), (4240, 19523), (5578, 14840), (5936, 13945), (7420, 11156)]