78879310084

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{269}}^1\times {\mathrm{3329}}^1$

素因数の和:3701

約数の個数: 72

約数和(自身を含む): 148669781400

約数和(自身を除く): 69790471316

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 244, 269, 361, 538, 722, 1076, 1159, 1444, 2318, 3329, 4636, 5111, 6658, 10222, 13316, 16409, 20444, 22021, 32818, 44042, 63251, 65636, 88084, 97109, 126502, 194218, 203069, 253004, 311771, 388436, 406138, 623542, 812276, 895501, 1201769, 1247084, 1791002, 2403538, 3582004, 3858311, 4807076, 5923649, 7716622, 11847298, 15433244, 17014519, 23694596, 34029038, 54625561, 68058076, 73307909, 109251122, 146615818, 218502244, 293231636, 323275861, 646551722, 1037885659, 1293103444, 2075771318, 4151542636, 19719827521, 39439655042, 78879310084]

約数ペア:

[(1, 78879310084), (2, 39439655042), (4, 19719827521), (19, 4151542636), (38, 2075771318), (61, 1293103444), (76, 1037885659), (122, 646551722), (244, 323275861), (269, 293231636), (361, 218502244), (538, 146615818), (722, 109251122), (1076, 73307909), (1159, 68058076), (1444, 54625561), (2318, 34029038), (3329, 23694596), (4636, 17014519), (5111, 15433244), (6658, 11847298), (10222, 7716622), (13316, 5923649), (16409, 4807076), (20444, 3858311), (22021, 3582004), (32818, 2403538), (44042, 1791002), (63251, 1247084), (65636, 1201769), (88084, 895501), (97109, 812276), (126502, 623542), (194218, 406138), (203069, 388436), (253004, 311771)]