42140500

素因数分解:

$2^2\times 5^3\times {\mathrm{271}}^1\times {\mathrm{311}}^1$

素因数の和:601

約数の個数: 48

約数和(自身を含む): 92671488

約数和(自身を除く): 50530988

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 271, 311, 500, 542, 622, 1084, 1244, 1355, 1555, 2710, 3110, 5420, 6220, 6775, 7775, 13550, 15550, 27100, 31100, 33875, 38875, 67750, 77750, 84281, 135500, 155500, 168562, 337124, 421405, 842810, 1685620, 2107025, 4214050, 8428100, 10535125, 21070250, 42140500]

約数ペア:

[(1, 42140500), (2, 21070250), (4, 10535125), (5, 8428100), (10, 4214050), (20, 2107025), (25, 1685620), (50, 842810), (100, 421405), (125, 337124), (250, 168562), (271, 155500), (311, 135500), (500, 84281), (542, 77750), (622, 67750), (1084, 38875), (1244, 33875), (1355, 31100), (1555, 27100), (2710, 15550), (3110, 13550), (5420, 7775), (6220, 6775)]