100284880

素因数分解:

$2^4\times 5^1\times {\mathrm{971}}^1\times {\mathrm{1291}}^1$

素因数の和:2275

約数の個数: 40

約数和(自身を含む): 233583264

約数和(自身を除く): 133298384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 971, 1291, 1942, 2582, 3884, 4855, 5164, 6455, 7768, 9710, 10328, 12910, 15536, 19420, 20656, 25820, 38840, 51640, 77680, 103280, 1253561, 2507122, 5014244, 6267805, 10028488, 12535610, 20056976, 25071220, 50142440, 100284880]

約数ペア:

[(1, 100284880), (2, 50142440), (4, 25071220), (5, 20056976), (8, 12535610), (10, 10028488), (16, 6267805), (20, 5014244), (40, 2507122), (80, 1253561), (971, 103280), (1291, 77680), (1942, 51640), (2582, 38840), (3884, 25820), (4855, 20656), (5164, 19420), (6455, 15536), (7768, 12910), (9710, 10328)]