1561567304

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{2999}}^1$

素因数の和:3174

約数の個数: 64

約数和(自身を含む): 3281040000

約数和(自身を除く): 1719472696

約数列:

[1, 2, 4, 8, 11, 22, 44, 61, 88, 97, 122, 194, 244, 388, 488, 671, 776, 1067, 1342, 2134, 2684, 2999, 4268, 5368, 5917, 5998, 8536, 11834, 11996, 23668, 23992, 32989, 47336, 65087, 65978, 130174, 131956, 182939, 260348, 263912, 290903, 365878, 520696, 581806, 731756, 1163612, 1463512, 2012329, 2327224, 3199933, 4024658, 6399866, 8049316, 12799732, 16098632, 17745083, 25599464, 35490166, 70980332, 141960664, 195195913, 390391826, 780783652, 1561567304]

約数ペア:

[(1, 1561567304), (2, 780783652), (4, 390391826), (8, 195195913), (11, 141960664), (22, 70980332), (44, 35490166), (61, 25599464), (88, 17745083), (97, 16098632), (122, 12799732), (194, 8049316), (244, 6399866), (388, 4024658), (488, 3199933), (671, 2327224), (776, 2012329), (1067, 1463512), (1342, 1163612), (2134, 731756), (2684, 581806), (2999, 520696), (4268, 365878), (5368, 290903), (5917, 263912), (5998, 260348), (8536, 182939), (11834, 131956), (11996, 130174), (23668, 65978), (23992, 65087), (32989, 47336)]