80197600

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{14321}}^1$

素因数の和:14348

約数の個数: 72

約数和(自身を含む): 223766928

約数和(自身を除く): 143569328

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 350, 400, 560, 700, 800, 1120, 1400, 2800, 5600, 14321, 28642, 57284, 71605, 100247, 114568, 143210, 200494, 229136, 286420, 358025, 400988, 458272, 501235, 572840, 716050, 801976, 1002470, 1145680, 1432100, 1603952, 2004940, 2291360, 2506175, 2864200, 3207904, 4009880, 5012350, 5728400, 8019760, 10024700, 11456800, 16039520, 20049400, 40098800, 80197600]

約数ペア:

[(1, 80197600), (2, 40098800), (4, 20049400), (5, 16039520), (7, 11456800), (8, 10024700), (10, 8019760), (14, 5728400), (16, 5012350), (20, 4009880), (25, 3207904), (28, 2864200), (32, 2506175), (35, 2291360), (40, 2004940), (50, 1603952), (56, 1432100), (70, 1145680), (80, 1002470), (100, 801976), (112, 716050), (140, 572840), (160, 501235), (175, 458272), (200, 400988), (224, 358025), (280, 286420), (350, 229136), (400, 200494), (560, 143210), (700, 114568), (800, 100247), (1120, 71605), (1400, 57284), (2800, 28642), (5600, 14321)]