68120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1$

素因数の和:155

約数の個数: 32

約数和(自身を含む): 166320

約数和(自身を除く): 98200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 131, 260, 262, 520, 524, 655, 1048, 1310, 1703, 2620, 3406, 5240, 6812, 8515, 13624, 17030, 34060, 68120]

約数ペア:

[(1, 68120), (2, 34060), (4, 17030), (5, 13624), (8, 8515), (10, 6812), (13, 5240), (20, 3406), (26, 2620), (40, 1703), (52, 1310), (65, 1048), (104, 655), (130, 524), (131, 520), (260, 262)]