71777020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{22291}}^1$

素因数の和:22330

約数の個数: 48

約数和(自身を含む): 179762688

約数和(自身を除く): 107985668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 22291, 44582, 89164, 111455, 156037, 222910, 312074, 445820, 512693, 624148, 780185, 1025386, 1560370, 2050772, 2563465, 3120740, 3588851, 5126930, 7177702, 10253860, 14355404, 17944255, 35888510, 71777020]

約数ペア:

[(1, 71777020), (2, 35888510), (4, 17944255), (5, 14355404), (7, 10253860), (10, 7177702), (14, 5126930), (20, 3588851), (23, 3120740), (28, 2563465), (35, 2050772), (46, 1560370), (70, 1025386), (92, 780185), (115, 624148), (140, 512693), (161, 445820), (230, 312074), (322, 222910), (460, 156037), (644, 111455), (805, 89164), (1610, 44582), (3220, 22291)]