83640356

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{271}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 160849920

約数和(自身を除く): 77209564

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 131, 262, 271, 524, 542, 589, 1084, 1178, 2356, 2489, 4061, 4978, 5149, 8122, 8401, 9956, 10298, 16244, 16802, 20596, 33604, 35501, 71002, 77159, 142004, 154318, 159619, 308636, 319238, 638476, 674519, 1100531, 1349038, 2201062, 2698076, 4402124, 20910089, 41820178, 83640356]

約数ペア:

[(1, 83640356), (2, 41820178), (4, 20910089), (19, 4402124), (31, 2698076), (38, 2201062), (62, 1349038), (76, 1100531), (124, 674519), (131, 638476), (262, 319238), (271, 308636), (524, 159619), (542, 154318), (589, 142004), (1084, 77159), (1178, 71002), (2356, 35501), (2489, 33604), (4061, 20596), (4978, 16802), (5149, 16244), (8122, 10298), (8401, 9956)]