51127668

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1$

素因数の和:405

約数の個数: 72

約数和(自身を含む): 133189056

約数和(自身を除く): 82061388

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 83, 142, 166, 213, 241, 249, 284, 332, 426, 482, 498, 639, 723, 747, 852, 964, 996, 1278, 1446, 1494, 2169, 2556, 2892, 2988, 4338, 5893, 8676, 11786, 17111, 17679, 20003, 23572, 34222, 35358, 40006, 51333, 53037, 60009, 68444, 70716, 80012, 102666, 106074, 120018, 153999, 180027, 205332, 212148, 240036, 307998, 360054, 615996, 720108, 1420213, 2840426, 4260639, 5680852, 8521278, 12781917, 17042556, 25563834, 51127668]

約数ペア:

[(1, 51127668), (2, 25563834), (3, 17042556), (4, 12781917), (6, 8521278), (9, 5680852), (12, 4260639), (18, 2840426), (36, 1420213), (71, 720108), (83, 615996), (142, 360054), (166, 307998), (213, 240036), (241, 212148), (249, 205332), (284, 180027), (332, 153999), (426, 120018), (482, 106074), (498, 102666), (639, 80012), (723, 70716), (747, 68444), (852, 60009), (964, 53037), (996, 51333), (1278, 40006), (1446, 35358), (1494, 34222), (2169, 23572), (2556, 20003), (2892, 17679), (2988, 17111), (4338, 11786), (5893, 8676)]