6857500

素因数分解:

$2^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{211}}^1$

素因数の和:248

約数の個数: 60

約数和(自身を含む): 16226056

約数和(自身を除く): 9368556

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 211, 250, 260, 325, 422, 500, 625, 650, 844, 1055, 1250, 1300, 1625, 2110, 2500, 2743, 3250, 4220, 5275, 5486, 6500, 8125, 10550, 10972, 13715, 16250, 21100, 26375, 27430, 32500, 52750, 54860, 68575, 105500, 131875, 137150, 263750, 274300, 342875, 527500, 685750, 1371500, 1714375, 3428750, 6857500]

約数ペア:

[(1, 6857500), (2, 3428750), (4, 1714375), (5, 1371500), (10, 685750), (13, 527500), (20, 342875), (25, 274300), (26, 263750), (50, 137150), (52, 131875), (65, 105500), (100, 68575), (125, 54860), (130, 52750), (211, 32500), (250, 27430), (260, 26375), (325, 21100), (422, 16250), (500, 13715), (625, 10972), (650, 10550), (844, 8125), (1055, 6500), (1250, 5486), (1300, 5275), (1625, 4220), (2110, 3250), (2500, 2743)]