20161100208

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{128173}}^1$

素因数の和:128326

約数の個数: 80

約数和(自身を含む): 54356029920

約数和(自身を除く): 34194929712

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 87, 113, 116, 174, 226, 232, 339, 348, 452, 464, 678, 696, 904, 1356, 1392, 1808, 2712, 3277, 5424, 6554, 9831, 13108, 19662, 26216, 39324, 52432, 78648, 128173, 157296, 256346, 384519, 512692, 769038, 1025384, 1538076, 2050768, 3076152, 3717017, 6152304, 7434034, 11151051, 14483549, 14868068, 22302102, 28967098, 29736136, 43450647, 44604204, 57934196, 59472272, 86901294, 89208408, 115868392, 173802588, 178416816, 231736784, 347605176, 420022921, 695210352, 840045842, 1260068763, 1680091684, 2520137526, 3360183368, 5040275052, 6720366736, 10080550104, 20161100208]

約数ペア:

[(1, 20161100208), (2, 10080550104), (3, 6720366736), (4, 5040275052), (6, 3360183368), (8, 2520137526), (12, 1680091684), (16, 1260068763), (24, 840045842), (29, 695210352), (48, 420022921), (58, 347605176), (87, 231736784), (113, 178416816), (116, 173802588), (174, 115868392), (226, 89208408), (232, 86901294), (339, 59472272), (348, 57934196), (452, 44604204), (464, 43450647), (678, 29736136), (696, 28967098), (904, 22302102), (1356, 14868068), (1392, 14483549), (1808, 11151051), (2712, 7434034), (3277, 6152304), (5424, 3717017), (6554, 3076152), (9831, 2050768), (13108, 1538076), (19662, 1025384), (26216, 769038), (39324, 512692), (52432, 384519), (78648, 256346), (128173, 157296)]