209213120

素因数分解:

$2^6\times 5^1\times {\mathrm{83}}^1\times {\mathrm{7877}}^1$

素因数の和:7977

約数の個数: 56

約数和(自身を含む): 504255024

約数和(自身を除く): 295041904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 160, 166, 320, 332, 415, 664, 830, 1328, 1660, 2656, 3320, 5312, 6640, 7877, 13280, 15754, 26560, 31508, 39385, 63016, 78770, 126032, 157540, 252064, 315080, 504128, 630160, 653791, 1260320, 1307582, 2520640, 2615164, 3268955, 5230328, 6537910, 10460656, 13075820, 20921312, 26151640, 41842624, 52303280, 104606560, 209213120]

約数ペア:

[(1, 209213120), (2, 104606560), (4, 52303280), (5, 41842624), (8, 26151640), (10, 20921312), (16, 13075820), (20, 10460656), (32, 6537910), (40, 5230328), (64, 3268955), (80, 2615164), (83, 2520640), (160, 1307582), (166, 1260320), (320, 653791), (332, 630160), (415, 504128), (664, 315080), (830, 252064), (1328, 157540), (1660, 126032), (2656, 78770), (3320, 63016), (5312, 39385), (6640, 31508), (7877, 26560), (13280, 15754)]