209364331390

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{6619}}^1\times {\mathrm{40039}}^1$

素因数の和:46744

約数の個数: 32

約数和(自身を含む): 381693312000

約数和(自身を除く): 172328980610

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 6619, 13238, 33095, 40039, 66190, 80078, 200195, 400390, 522901, 1045802, 2614505, 3163081, 5229010, 6326162, 15815405, 31630810, 265018141, 530036282, 1325090705, 2650181410, 20936433139, 41872866278, 104682165695, 209364331390]

約数ペア:

[(1, 209364331390), (2, 104682165695), (5, 41872866278), (10, 20936433139), (79, 2650181410), (158, 1325090705), (395, 530036282), (790, 265018141), (6619, 31630810), (13238, 15815405), (33095, 6326162), (40039, 5229010), (66190, 3163081), (80078, 2614505), (200195, 1045802), (400390, 522901)]