61405820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{62659}}^1$

素因数の和:62682

約数の個数: 36

約数和(自身を含む): 150008040

約数和(自身を除く): 88602220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 62659, 125318, 250636, 313295, 438613, 626590, 877226, 1253180, 1754452, 2193065, 3070291, 4386130, 6140582, 8772260, 12281164, 15351455, 30702910, 61405820]

約数ペア:

[(1, 61405820), (2, 30702910), (4, 15351455), (5, 12281164), (7, 8772260), (10, 6140582), (14, 4386130), (20, 3070291), (28, 2193065), (35, 1754452), (49, 1253180), (70, 877226), (98, 626590), (140, 438613), (196, 313295), (245, 250636), (490, 125318), (980, 62659)]