78456016

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{631}}^1$

素因数の和:1067

約数の個数: 40

約数和(自身を含む): 160654400

約数和(自身を除く): 82198384

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 409, 631, 818, 1262, 1636, 2524, 3272, 5048, 6544, 7771, 10096, 11989, 15542, 23978, 31084, 47956, 62168, 95912, 124336, 191824, 258079, 516158, 1032316, 2064632, 4129264, 4903501, 9807002, 19614004, 39228008, 78456016]

約数ペア:

[(1, 78456016), (2, 39228008), (4, 19614004), (8, 9807002), (16, 4903501), (19, 4129264), (38, 2064632), (76, 1032316), (152, 516158), (304, 258079), (409, 191824), (631, 124336), (818, 95912), (1262, 62168), (1636, 47956), (2524, 31084), (3272, 23978), (5048, 15542), (6544, 11989), (7771, 10096)]