64707412

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:373

約数の個数: 72

約数和(自身を含む): 144789120

約数和(自身を除く): 80081708

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 71, 77, 121, 142, 154, 242, 269, 284, 308, 484, 497, 538, 781, 847, 994, 1076, 1562, 1694, 1883, 1988, 2959, 3124, 3388, 3766, 5467, 5918, 7532, 8591, 10934, 11836, 17182, 19099, 20713, 21868, 32549, 34364, 38198, 41426, 60137, 65098, 76396, 82852, 120274, 130196, 133693, 210089, 227843, 240548, 267386, 420178, 455686, 534772, 840356, 911372, 1470623, 2310979, 2941246, 4621958, 5882492, 9243916, 16176853, 32353706, 64707412]

約数ペア:

[(1, 64707412), (2, 32353706), (4, 16176853), (7, 9243916), (11, 5882492), (14, 4621958), (22, 2941246), (28, 2310979), (44, 1470623), (71, 911372), (77, 840356), (121, 534772), (142, 455686), (154, 420178), (242, 267386), (269, 240548), (284, 227843), (308, 210089), (484, 133693), (497, 130196), (538, 120274), (781, 82852), (847, 76396), (994, 65098), (1076, 60137), (1562, 41426), (1694, 38198), (1883, 34364), (1988, 32549), (2959, 21868), (3124, 20713), (3388, 19099), (3766, 17182), (5467, 11836), (5918, 10934), (7532, 8591)]