245643950

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{1873}}^1$

素因数の和:1989

約数の個数: 48

約数和(自身を含む): 475441296

約数和(自身を除く): 229797346

約数列:

[1, 2, 5, 10, 25, 43, 50, 61, 86, 122, 215, 305, 430, 610, 1075, 1525, 1873, 2150, 2623, 3050, 3746, 5246, 9365, 13115, 18730, 26230, 46825, 65575, 80539, 93650, 114253, 131150, 161078, 228506, 402695, 571265, 805390, 1142530, 2013475, 2856325, 4026950, 4912879, 5712650, 9825758, 24564395, 49128790, 122821975, 245643950]

約数ペア:

[(1, 245643950), (2, 122821975), (5, 49128790), (10, 24564395), (25, 9825758), (43, 5712650), (50, 4912879), (61, 4026950), (86, 2856325), (122, 2013475), (215, 1142530), (305, 805390), (430, 571265), (610, 402695), (1075, 228506), (1525, 161078), (1873, 131150), (2150, 114253), (2623, 93650), (3050, 80539), (3746, 65575), (5246, 46825), (9365, 26230), (13115, 18730)]