128528528

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{1091}}^1$

素因数の和:1335

約数の個数: 40

約数和(自身を含む): 257275200

約数和(自身を除く): 128746672

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 199, 296, 398, 592, 796, 1091, 1592, 2182, 3184, 4364, 7363, 8728, 14726, 17456, 29452, 40367, 58904, 80734, 117808, 161468, 217109, 322936, 434218, 645872, 868436, 1736872, 3473744, 8033033, 16066066, 32132132, 64264264, 128528528]

約数ペア:

[(1, 128528528), (2, 64264264), (4, 32132132), (8, 16066066), (16, 8033033), (37, 3473744), (74, 1736872), (148, 868436), (199, 645872), (296, 434218), (398, 322936), (592, 217109), (796, 161468), (1091, 117808), (1592, 80734), (2182, 58904), (3184, 40367), (4364, 29452), (7363, 17456), (8728, 14726)]