42948080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{283}}^1$

素因数の和:574

約数の個数: 80

約数和(自身を含む): 114945024

約数和(自身を除く): 71996944

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 271, 280, 283, 542, 560, 566, 1084, 1132, 1355, 1415, 1897, 1981, 2168, 2264, 2710, 2830, 3794, 3962, 4336, 4528, 5420, 5660, 7588, 7924, 9485, 9905, 10840, 11320, 15176, 15848, 18970, 19810, 21680, 22640, 30352, 31696, 37940, 39620, 75880, 76693, 79240, 151760, 153386, 158480, 306772, 383465, 536851, 613544, 766930, 1073702, 1227088, 1533860, 2147404, 2684255, 3067720, 4294808, 5368510, 6135440, 8589616, 10737020, 21474040, 42948080]

約数ペア:

[(1, 42948080), (2, 21474040), (4, 10737020), (5, 8589616), (7, 6135440), (8, 5368510), (10, 4294808), (14, 3067720), (16, 2684255), (20, 2147404), (28, 1533860), (35, 1227088), (40, 1073702), (56, 766930), (70, 613544), (80, 536851), (112, 383465), (140, 306772), (271, 158480), (280, 153386), (283, 151760), (542, 79240), (560, 76693), (566, 75880), (1084, 39620), (1132, 37940), (1355, 31696), (1415, 30352), (1897, 22640), (1981, 21680), (2168, 19810), (2264, 18970), (2710, 15848), (2830, 15176), (3794, 11320), (3962, 10840), (4336, 9905), (4528, 9485), (5420, 7924), (5660, 7588)]