156328120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{300631}}^1$

素因数の和:300655

約数の個数: 32

約数和(自身を含む): 378796320

約数和(自身を除く): 222468200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 300631, 601262, 1202524, 1503155, 2405048, 3006310, 3908203, 6012620, 7816406, 12025240, 15632812, 19541015, 31265624, 39082030, 78164060, 156328120]

約数ペア:

[(1, 156328120), (2, 78164060), (4, 39082030), (5, 31265624), (8, 19541015), (10, 15632812), (13, 12025240), (20, 7816406), (26, 6012620), (40, 3908203), (52, 3006310), (65, 2405048), (104, 1503155), (130, 1202524), (260, 601262), (520, 300631)]