61780312

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{677}}^1$

素因数の和:772

約数の個数: 64

約数和(自身を含む): 136196640

約数和(自身を除く): 74416328

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 61, 68, 88, 122, 136, 187, 244, 374, 488, 671, 677, 748, 1037, 1342, 1354, 1496, 2074, 2684, 2708, 4148, 5368, 5416, 7447, 8296, 11407, 11509, 14894, 22814, 23018, 29788, 41297, 45628, 46036, 59576, 82594, 91256, 92072, 126599, 165188, 253198, 330376, 454267, 506396, 702049, 908534, 1012792, 1404098, 1817068, 2808196, 3634136, 5616392, 7722539, 15445078, 30890156, 61780312]

約数ペア:

[(1, 61780312), (2, 30890156), (4, 15445078), (8, 7722539), (11, 5616392), (17, 3634136), (22, 2808196), (34, 1817068), (44, 1404098), (61, 1012792), (68, 908534), (88, 702049), (122, 506396), (136, 454267), (187, 330376), (244, 253198), (374, 165188), (488, 126599), (671, 92072), (677, 91256), (748, 82594), (1037, 59576), (1342, 46036), (1354, 45628), (1496, 41297), (2074, 29788), (2684, 23018), (2708, 22814), (4148, 14894), (5368, 11509), (5416, 11407), (7447, 8296)]