87206320

素因数分解:

$2^4\times 5^1\times {\mathrm{239}}^1\times {\mathrm{4561}}^1$

素因数の和:4813

約数の個数: 40

約数和(自身を含む): 203647680

約数和(自身を除く): 116441360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 239, 478, 956, 1195, 1912, 2390, 3824, 4561, 4780, 9122, 9560, 18244, 19120, 22805, 36488, 45610, 72976, 91220, 182440, 364880, 1090079, 2180158, 4360316, 5450395, 8720632, 10900790, 17441264, 21801580, 43603160, 87206320]

約数ペア:

[(1, 87206320), (2, 43603160), (4, 21801580), (5, 17441264), (8, 10900790), (10, 8720632), (16, 5450395), (20, 4360316), (40, 2180158), (80, 1090079), (239, 364880), (478, 182440), (956, 91220), (1195, 72976), (1912, 45610), (2390, 36488), (3824, 22805), (4561, 19120), (4780, 18244), (9122, 9560)]