2648641736

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{829}}^1\times {\mathrm{991}}^1$

素因数の和:1870

約数の個数: 64

約数和(自身を含む): 5532979200

約数和(自身を除く): 2884337464

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 829, 991, 1612, 1658, 1982, 3224, 3316, 3964, 6632, 7928, 10777, 12883, 21554, 25699, 25766, 30721, 43108, 51398, 51532, 61442, 86216, 102796, 103064, 122884, 205592, 245768, 334087, 399373, 668174, 798746, 821539, 1336348, 1597492, 1643078, 2672696, 3194984, 3286156, 6572312, 10680007, 21360014, 25467709, 42720028, 50935418, 85440056, 101870836, 203741672, 331080217, 662160434, 1324320868, 2648641736]

約数ペア:

[(1, 2648641736), (2, 1324320868), (4, 662160434), (8, 331080217), (13, 203741672), (26, 101870836), (31, 85440056), (52, 50935418), (62, 42720028), (104, 25467709), (124, 21360014), (248, 10680007), (403, 6572312), (806, 3286156), (829, 3194984), (991, 2672696), (1612, 1643078), (1658, 1597492), (1982, 1336348), (3224, 821539), (3316, 798746), (3964, 668174), (6632, 399373), (7928, 334087), (10777, 245768), (12883, 205592), (21554, 122884), (25699, 103064), (25766, 102796), (30721, 86216), (43108, 61442), (51398, 51532)]