87060880

素因数分解:

$2^4\times 5^1\times {\mathrm{317}}^1\times {\mathrm{3433}}^1$

素因数の和:3763

約数の個数: 40

約数和(自身を含む): 203114232

約数和(自身を除く): 116053352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 317, 634, 1268, 1585, 2536, 3170, 3433, 5072, 6340, 6866, 12680, 13732, 17165, 25360, 27464, 34330, 54928, 68660, 137320, 274640, 1088261, 2176522, 4353044, 5441305, 8706088, 10882610, 17412176, 21765220, 43530440, 87060880]

約数ペア:

[(1, 87060880), (2, 43530440), (4, 21765220), (5, 17412176), (8, 10882610), (10, 8706088), (16, 5441305), (20, 4353044), (40, 2176522), (80, 1088261), (317, 274640), (634, 137320), (1268, 68660), (1585, 54928), (2536, 34330), (3170, 27464), (3433, 25360), (5072, 17165), (6340, 13732), (6866, 12680)]