71349205540

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1783}}^1\times {\mathrm{20627}}^1$

素因数の和:22516

約数の個数: 48

約数和(自身を含む): 151470248832

約数和(自身を除く): 80121043292

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1783, 1940, 3566, 7132, 8915, 17830, 20627, 35660, 41254, 82508, 103135, 172951, 206270, 345902, 412540, 691804, 864755, 1729510, 2000819, 3459020, 4001638, 8003276, 10004095, 20008190, 36777941, 40016380, 73555882, 147111764, 183889705, 367779410, 735558820, 3567460277, 7134920554, 14269841108, 17837301385, 35674602770, 71349205540]

約数ペア:

[(1, 71349205540), (2, 35674602770), (4, 17837301385), (5, 14269841108), (10, 7134920554), (20, 3567460277), (97, 735558820), (194, 367779410), (388, 183889705), (485, 147111764), (970, 73555882), (1783, 40016380), (1940, 36777941), (3566, 20008190), (7132, 10004095), (8915, 8003276), (17830, 4001638), (20627, 3459020), (35660, 2000819), (41254, 1729510), (82508, 864755), (103135, 691804), (172951, 412540), (206270, 345902)]