85836680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{2131}}^1$

素因数の和:2214

約数の個数: 64

約数和(自身を含む): 207230400

約数和(自身を除く): 121393720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 53, 76, 95, 106, 152, 190, 212, 265, 380, 424, 530, 760, 1007, 1060, 2014, 2120, 2131, 4028, 4262, 5035, 8056, 8524, 10070, 10655, 17048, 20140, 21310, 40280, 40489, 42620, 80978, 85240, 112943, 161956, 202445, 225886, 323912, 404890, 451772, 564715, 809780, 903544, 1129430, 1619560, 2145917, 2258860, 4291834, 4517720, 8583668, 10729585, 17167336, 21459170, 42918340, 85836680]

約数ペア:

[(1, 85836680), (2, 42918340), (4, 21459170), (5, 17167336), (8, 10729585), (10, 8583668), (19, 4517720), (20, 4291834), (38, 2258860), (40, 2145917), (53, 1619560), (76, 1129430), (95, 903544), (106, 809780), (152, 564715), (190, 451772), (212, 404890), (265, 323912), (380, 225886), (424, 202445), (530, 161956), (760, 112943), (1007, 85240), (1060, 80978), (2014, 42620), (2120, 40489), (2131, 40280), (4028, 21310), (4262, 20140), (5035, 17048), (8056, 10655), (8524, 10070)]