64207808

素因数分解:

$2^6\times 7^1\times {\mathrm{251}}^1\times {\mathrm{571}}^1$

素因数の和:841

約数の個数: 56

約数和(自身を含む): 146450304

約数和(自身を除く): 82242496

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 251, 448, 502, 571, 1004, 1142, 1757, 2008, 2284, 3514, 3997, 4016, 4568, 7028, 7994, 8032, 9136, 14056, 15988, 16064, 18272, 28112, 31976, 36544, 56224, 63952, 112448, 127904, 143321, 255808, 286642, 573284, 1003247, 1146568, 2006494, 2293136, 4012988, 4586272, 8025976, 9172544, 16051952, 32103904, 64207808]

約数ペア:

[(1, 64207808), (2, 32103904), (4, 16051952), (7, 9172544), (8, 8025976), (14, 4586272), (16, 4012988), (28, 2293136), (32, 2006494), (56, 1146568), (64, 1003247), (112, 573284), (224, 286642), (251, 255808), (448, 143321), (502, 127904), (571, 112448), (1004, 63952), (1142, 56224), (1757, 36544), (2008, 31976), (2284, 28112), (3514, 18272), (3997, 16064), (4016, 15988), (4568, 14056), (7028, 9136), (7994, 8032)]