100807798280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{820109}}^1$

素因数の和:820566

約数の個数: 64

約数和(自身を含む): 259810848000

約数和(自身を除く): 159003049720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 439, 878, 1756, 2195, 3073, 3512, 4390, 6146, 8780, 12292, 15365, 17560, 24584, 30730, 61460, 122920, 820109, 1640218, 3280436, 4100545, 5740763, 6560872, 8201090, 11481526, 16402180, 22963052, 28703815, 32804360, 45926104, 57407630, 114815260, 229630520, 360027851, 720055702, 1440111404, 1800139255, 2520194957, 2880222808, 3600278510, 5040389914, 7200557020, 10080779828, 12600974785, 14401114040, 20161559656, 25201949570, 50403899140, 100807798280]

約数ペア:

[(1, 100807798280), (2, 50403899140), (4, 25201949570), (5, 20161559656), (7, 14401114040), (8, 12600974785), (10, 10080779828), (14, 7200557020), (20, 5040389914), (28, 3600278510), (35, 2880222808), (40, 2520194957), (56, 1800139255), (70, 1440111404), (140, 720055702), (280, 360027851), (439, 229630520), (878, 114815260), (1756, 57407630), (2195, 45926104), (3073, 32804360), (3512, 28703815), (4390, 22963052), (6146, 16402180), (8780, 11481526), (12292, 8201090), (15365, 6560872), (17560, 5740763), (24584, 4100545), (30730, 3280436), (61460, 1640218), (122920, 820109)]