71993740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{5651}}^1$

素因数の和:5687

約数の個数: 72

約数和(自身を含む): 189432432

約数和(自身を除く): 117438692

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 5651, 6370, 11302, 12740, 22604, 28255, 39557, 56510, 73463, 79114, 113020, 146926, 158228, 197785, 276899, 293852, 367315, 395570, 514241, 553798, 734630, 791140, 1028482, 1107596, 1384495, 1469260, 2056964, 2571205, 2768990, 3599687, 5142410, 5537980, 7199374, 10284820, 14398748, 17998435, 35996870, 71993740]

約数ペア:

[(1, 71993740), (2, 35996870), (4, 17998435), (5, 14398748), (7, 10284820), (10, 7199374), (13, 5537980), (14, 5142410), (20, 3599687), (26, 2768990), (28, 2571205), (35, 2056964), (49, 1469260), (52, 1384495), (65, 1107596), (70, 1028482), (91, 791140), (98, 734630), (130, 553798), (140, 514241), (182, 395570), (196, 367315), (245, 293852), (260, 276899), (364, 197785), (455, 158228), (490, 146926), (637, 113020), (910, 79114), (980, 73463), (1274, 56510), (1820, 39557), (2548, 28255), (3185, 22604), (5651, 12740), (6370, 11302)]