31415671992

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1\times {\mathrm{1709}}^1$

素因数の和:2045

約数の個数: 128

約数和(自身を含む): 81843609600

約数和(自身を除く): 50427937608

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 127, 148, 163, 222, 254, 296, 326, 381, 444, 489, 508, 652, 762, 888, 978, 1016, 1304, 1524, 1709, 1956, 3048, 3418, 3912, 4699, 5127, 6031, 6836, 9398, 10254, 12062, 13672, 14097, 18093, 18796, 20508, 20701, 24124, 28194, 36186, 37592, 41016, 41402, 48248, 56388, 62103, 63233, 72372, 82804, 112776, 124206, 126466, 144744, 165608, 189699, 217043, 248412, 252932, 278567, 379398, 434086, 496824, 505864, 557134, 651129, 758796, 765937, 835701, 868172, 1114268, 1302258, 1517592, 1531874, 1671402, 1736344, 2228536, 2297811, 2604516, 3063748, 3342804, 4595622, 5209032, 6127496, 6685608, 8030591, 9191244, 10306979, 16061182, 18382488, 20613958, 24091773, 30920937, 32122364, 35378009, 41227916, 48183546, 61841874, 64244728, 70756018, 82455832, 96367092, 106134027, 123683748, 141512036, 192734184, 212268054, 247367496, 283024072, 424536108, 849072216, 1308986333, 2617972666, 3926958999, 5235945332, 7853917998, 10471890664, 15707835996, 31415671992]

約数ペア:

[(1, 31415671992), (2, 15707835996), (3, 10471890664), (4, 7853917998), (6, 5235945332), (8, 3926958999), (12, 2617972666), (24, 1308986333), (37, 849072216), (74, 424536108), (111, 283024072), (127, 247367496), (148, 212268054), (163, 192734184), (222, 141512036), (254, 123683748), (296, 106134027), (326, 96367092), (381, 82455832), (444, 70756018), (489, 64244728), (508, 61841874), (652, 48183546), (762, 41227916), (888, 35378009), (978, 32122364), (1016, 30920937), (1304, 24091773), (1524, 20613958), (1709, 18382488), (1956, 16061182), (3048, 10306979), (3418, 9191244), (3912, 8030591), (4699, 6685608), (5127, 6127496), (6031, 5209032), (6836, 4595622), (9398, 3342804), (10254, 3063748), (12062, 2604516), (13672, 2297811), (14097, 2228536), (18093, 1736344), (18796, 1671402), (20508, 1531874), (20701, 1517592), (24124, 1302258), (28194, 1114268), (36186, 868172), (37592, 835701), (41016, 765937), (41402, 758796), (48248, 651129), (56388, 557134), (62103, 505864), (63233, 496824), (72372, 434086), (82804, 379398), (112776, 278567), (124206, 252932), (126466, 248412), (144744, 217043), (165608, 189699)]