156739575188

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1987}}^1\times {\mathrm{68713}}^1$

素因数の和:70752

約数の個数: 48

約数和(自身を含む): 321291272064

約数和(自身を除く): 164551696876

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 1987, 3974, 7948, 13909, 27818, 55636, 68713, 81467, 137426, 162934, 274852, 325868, 480991, 570269, 961982, 1140538, 1923964, 2281076, 2817233, 5634466, 11268932, 19720631, 39441262, 78882524, 136532731, 273065462, 546130924, 955729117, 1911458234, 3822916468, 5597841971, 11195683942, 22391367884, 39184893797, 78369787594, 156739575188]

約数ペア:

[(1, 156739575188), (2, 78369787594), (4, 39184893797), (7, 22391367884), (14, 11195683942), (28, 5597841971), (41, 3822916468), (82, 1911458234), (164, 955729117), (287, 546130924), (574, 273065462), (1148, 136532731), (1987, 78882524), (3974, 39441262), (7948, 19720631), (13909, 11268932), (27818, 5634466), (55636, 2817233), (68713, 2281076), (81467, 1923964), (137426, 1140538), (162934, 961982), (274852, 570269), (325868, 480991)]