86080020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{110359}}^1$

素因数の和:110384

約数の個数: 48

約数和(自身を含む): 259566720

約数和(自身を除く): 173486700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 110359, 220718, 331077, 441436, 551795, 662154, 1103590, 1324308, 1434667, 1655385, 2207180, 2869334, 3310770, 4304001, 5738668, 6621540, 7173335, 8608002, 14346670, 17216004, 21520005, 28693340, 43040010, 86080020]

約数ペア:

[(1, 86080020), (2, 43040010), (3, 28693340), (4, 21520005), (5, 17216004), (6, 14346670), (10, 8608002), (12, 7173335), (13, 6621540), (15, 5738668), (20, 4304001), (26, 3310770), (30, 2869334), (39, 2207180), (52, 1655385), (60, 1434667), (65, 1324308), (78, 1103590), (130, 662154), (156, 551795), (195, 441436), (260, 331077), (390, 220718), (780, 110359)]