87969808

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{173}}^1\times {\mathrm{521}}^1$

素因数の和:763

約数の個数: 40

約数和(自身を含む): 174571416

約数和(自身を除く): 86601608

約数列:

[1, 2, 4, 8, 16, 61, 122, 173, 244, 346, 488, 521, 692, 976, 1042, 1384, 2084, 2768, 4168, 8336, 10553, 21106, 31781, 42212, 63562, 84424, 90133, 127124, 168848, 180266, 254248, 360532, 508496, 721064, 1442128, 5498113, 10996226, 21992452, 43984904, 87969808]

約数ペア:

[(1, 87969808), (2, 43984904), (4, 21992452), (8, 10996226), (16, 5498113), (61, 1442128), (122, 721064), (173, 508496), (244, 360532), (346, 254248), (488, 180266), (521, 168848), (692, 127124), (976, 90133), (1042, 84424), (1384, 63562), (2084, 42212), (2768, 31781), (4168, 21106), (8336, 10553)]