9081613190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{449}}^1\times {\mathrm{991}}^1$

素因数の和:1617

約数の個数: 64

約数和(自身を含む): 17773862400

約数和(自身を除く): 8692249210

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 157, 314, 449, 785, 898, 991, 1570, 1982, 2041, 2245, 4082, 4490, 4955, 5837, 9910, 10205, 11674, 12883, 20410, 25766, 29185, 58370, 64415, 70493, 128830, 140986, 155587, 311174, 352465, 444959, 704930, 777935, 889918, 916409, 1555870, 1832818, 2022631, 2224795, 4045262, 4449590, 4582045, 5784467, 9164090, 10113155, 11568934, 20226310, 28922335, 57844670, 69858563, 139717126, 349292815, 698585630, 908161319, 1816322638, 4540806595, 9081613190]

約数ペア:

[(1, 9081613190), (2, 4540806595), (5, 1816322638), (10, 908161319), (13, 698585630), (26, 349292815), (65, 139717126), (130, 69858563), (157, 57844670), (314, 28922335), (449, 20226310), (785, 11568934), (898, 10113155), (991, 9164090), (1570, 5784467), (1982, 4582045), (2041, 4449590), (2245, 4045262), (4082, 2224795), (4490, 2022631), (4955, 1832818), (5837, 1555870), (9910, 916409), (10205, 889918), (11674, 777935), (12883, 704930), (20410, 444959), (25766, 352465), (29185, 311174), (58370, 155587), (64415, 140986), (70493, 128830)]