87395840

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{4877}}^1$

素因数の和:4907

約数の個数: 80

約数和(自身を含む): 239529312

約数和(自身を除く): 152133472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1792, 2240, 2560, 3584, 4480, 4877, 8960, 9754, 17920, 19508, 24385, 34139, 39016, 48770, 68278, 78032, 97540, 136556, 156064, 170695, 195080, 273112, 312128, 341390, 390160, 546224, 624256, 682780, 780320, 1092448, 1248512, 1365560, 1560640, 2184896, 2497024, 2731120, 3121280, 4369792, 5462240, 6242560, 8739584, 10924480, 12485120, 17479168, 21848960, 43697920, 87395840]

約数ペア:

[(1, 87395840), (2, 43697920), (4, 21848960), (5, 17479168), (7, 12485120), (8, 10924480), (10, 8739584), (14, 6242560), (16, 5462240), (20, 4369792), (28, 3121280), (32, 2731120), (35, 2497024), (40, 2184896), (56, 1560640), (64, 1365560), (70, 1248512), (80, 1092448), (112, 780320), (128, 682780), (140, 624256), (160, 546224), (224, 390160), (256, 341390), (280, 312128), (320, 273112), (448, 195080), (512, 170695), (560, 156064), (640, 136556), (896, 97540), (1120, 78032), (1280, 68278), (1792, 48770), (2240, 39016), (2560, 34139), (3584, 24385), (4480, 19508), (4877, 17920), (8960, 9754)]