205451630

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{8111}}^1$

素因数の和:8284

約数の個数: 32

約数和(自身を含む): 394243200

約数和(自身を除く): 188791570

約数列:

[1, 2, 5, 10, 17, 34, 85, 149, 170, 298, 745, 1490, 2533, 5066, 8111, 12665, 16222, 25330, 40555, 81110, 137887, 275774, 689435, 1208539, 1378870, 2417078, 6042695, 12085390, 20545163, 41090326, 102725815, 205451630]

約数ペア:

[(1, 205451630), (2, 102725815), (5, 41090326), (10, 20545163), (17, 12085390), (34, 6042695), (85, 2417078), (149, 1378870), (170, 1208539), (298, 689435), (745, 275774), (1490, 137887), (2533, 81110), (5066, 40555), (8111, 25330), (12665, 16222)]