129121040

素因数分解:

$2^4\times 5^1\times {\mathrm{607}}^1\times {\mathrm{2659}}^1$

素因数の和:3279

約数の個数: 40

約数和(自身を含む): 300814080

約数和(自身を除く): 171693040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 607, 1214, 2428, 2659, 3035, 4856, 5318, 6070, 9712, 10636, 12140, 13295, 21272, 24280, 26590, 42544, 48560, 53180, 106360, 212720, 1614013, 3228026, 6456052, 8070065, 12912104, 16140130, 25824208, 32280260, 64560520, 129121040]

約数ペア:

[(1, 129121040), (2, 64560520), (4, 32280260), (5, 25824208), (8, 16140130), (10, 12912104), (16, 8070065), (20, 6456052), (40, 3228026), (80, 1614013), (607, 212720), (1214, 106360), (2428, 53180), (2659, 48560), (3035, 42544), (4856, 26590), (5318, 24280), (6070, 21272), (9712, 13295), (10636, 12140)]