66866384

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{563}}^1\times {\mathrm{571}}^1$

素因数の和:1155

約数の個数: 40

約数和(自身を含む): 140011872

約数和(自身を除く): 73145488

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 563, 571, 1126, 1142, 2252, 2284, 4504, 4568, 7319, 7423, 9008, 9136, 14638, 14846, 29276, 29692, 58552, 59384, 117104, 118768, 321473, 642946, 1285892, 2571784, 4179149, 5143568, 8358298, 16716596, 33433192, 66866384]

約数ペア:

[(1, 66866384), (2, 33433192), (4, 16716596), (8, 8358298), (13, 5143568), (16, 4179149), (26, 2571784), (52, 1285892), (104, 642946), (208, 321473), (563, 118768), (571, 117104), (1126, 59384), (1142, 58552), (2252, 29692), (2284, 29276), (4504, 14846), (4568, 14638), (7319, 9136), (7423, 9008)]