80400476

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{4283}}^1$

素因数の和:4338

約数の個数: 36

約数和(自身を含む): 159955992

約数和(自身を除く): 79555516

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 361, 494, 722, 988, 1444, 4283, 4693, 8566, 9386, 17132, 18772, 55679, 81377, 111358, 162754, 222716, 325508, 1057901, 1546163, 2115802, 3092326, 4231604, 6184652, 20100119, 40200238, 80400476]

約数ペア:

[(1, 80400476), (2, 40200238), (4, 20100119), (13, 6184652), (19, 4231604), (26, 3092326), (38, 2115802), (52, 1546163), (76, 1057901), (247, 325508), (361, 222716), (494, 162754), (722, 111358), (988, 81377), (1444, 55679), (4283, 18772), (4693, 17132), (8566, 9386)]