199912976

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{1451}}^1$

素因数の和:1647

約数の個数: 40

約数和(自身を含む): 396105600

約数和(自身を除く): 196192624

約数列:

[1, 2, 4, 8, 16, 79, 109, 158, 218, 316, 436, 632, 872, 1264, 1451, 1744, 2902, 5804, 8611, 11608, 17222, 23216, 34444, 68888, 114629, 137776, 158159, 229258, 316318, 458516, 632636, 917032, 1265272, 1834064, 2530544, 12494561, 24989122, 49978244, 99956488, 199912976]

約数ペア:

[(1, 199912976), (2, 99956488), (4, 49978244), (8, 24989122), (16, 12494561), (79, 2530544), (109, 1834064), (158, 1265272), (218, 917032), (316, 632636), (436, 458516), (632, 316318), (872, 229258), (1264, 158159), (1451, 137776), (1744, 114629), (2902, 68888), (5804, 34444), (8611, 23216), (11608, 17222)]