87719830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{769}}^1$

素因数の和:865

約数の個数: 64

約数和(自身を含む): 185613120

約数和(自身を除く): 97893290

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 61, 85, 110, 122, 170, 187, 305, 374, 610, 671, 769, 935, 1037, 1342, 1538, 1870, 2074, 3355, 3845, 5185, 6710, 7690, 8459, 10370, 11407, 13073, 16918, 22814, 26146, 42295, 46909, 57035, 65365, 84590, 93818, 114070, 130730, 143803, 234545, 287606, 469090, 515999, 719015, 797453, 1031998, 1438030, 1594906, 2579995, 3987265, 5159990, 7974530, 8771983, 17543966, 43859915, 87719830]

約数ペア:

[(1, 87719830), (2, 43859915), (5, 17543966), (10, 8771983), (11, 7974530), (17, 5159990), (22, 3987265), (34, 2579995), (55, 1594906), (61, 1438030), (85, 1031998), (110, 797453), (122, 719015), (170, 515999), (187, 469090), (305, 287606), (374, 234545), (610, 143803), (671, 130730), (769, 114070), (935, 93818), (1037, 84590), (1342, 65365), (1538, 57035), (1870, 46909), (2074, 42295), (3355, 26146), (3845, 22814), (5185, 16918), (6710, 13073), (7690, 11407), (8459, 10370)]