205128996880

素因数分解:

$2^4\times 5^1\times {\mathrm{3541}}^1\times {\mathrm{724121}}^1$

素因数の和:727675

約数の個数: 40

約数和(自身を含む): 477060263064

約数和(自身を除く): 271931266184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3541, 7082, 14164, 17705, 28328, 35410, 56656, 70820, 141640, 283280, 724121, 1448242, 2896484, 3620605, 5792968, 7241210, 11585936, 14482420, 28964840, 57929680, 2564112461, 5128224922, 10256449844, 12820562305, 20512899688, 25641124610, 41025799376, 51282249220, 102564498440, 205128996880]

約数ペア:

[(1, 205128996880), (2, 102564498440), (4, 51282249220), (5, 41025799376), (8, 25641124610), (10, 20512899688), (16, 12820562305), (20, 10256449844), (40, 5128224922), (80, 2564112461), (3541, 57929680), (7082, 28964840), (14164, 14482420), (17705, 11585936), (28328, 7241210), (35410, 5792968), (56656, 3620605), (70820, 2896484), (141640, 1448242), (283280, 724121)]