78329840

素因数分解:

$2^4\times 5^1\times {\mathrm{271}}^1\times {\mathrm{3613}}^1$

素因数の和:3897

約数の個数: 40

約数和(自身を含む): 182839488

約数和(自身を除く): 104509648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 271, 542, 1084, 1355, 2168, 2710, 3613, 4336, 5420, 7226, 10840, 14452, 18065, 21680, 28904, 36130, 57808, 72260, 144520, 289040, 979123, 1958246, 3916492, 4895615, 7832984, 9791230, 15665968, 19582460, 39164920, 78329840]

約数ペア:

[(1, 78329840), (2, 39164920), (4, 19582460), (5, 15665968), (8, 9791230), (10, 7832984), (16, 4895615), (20, 3916492), (40, 1958246), (80, 979123), (271, 289040), (542, 144520), (1084, 72260), (1355, 57808), (2168, 36130), (2710, 28904), (3613, 21680), (4336, 18065), (5420, 14452), (7226, 10840)]