86156980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47339}}^1$

素因数の和:47368

約数の個数: 48

約数和(自身を含む): 222687360

約数和(自身を除く): 136530380

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 47339, 94678, 189356, 236695, 331373, 473390, 615407, 662746, 946780, 1230814, 1325492, 1656865, 2461628, 3077035, 3313730, 4307849, 6154070, 6627460, 8615698, 12308140, 17231396, 21539245, 43078490, 86156980]

約数ペア:

[(1, 86156980), (2, 43078490), (4, 21539245), (5, 17231396), (7, 12308140), (10, 8615698), (13, 6627460), (14, 6154070), (20, 4307849), (26, 3313730), (28, 3077035), (35, 2461628), (52, 1656865), (65, 1325492), (70, 1230814), (91, 946780), (130, 662746), (140, 615407), (182, 473390), (260, 331373), (364, 236695), (455, 189356), (910, 94678), (1820, 47339)]