71042356

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{397}}^1$

素因数の和:509

約数の個数: 72

約数和(自身を含む): 160072416

約数和(自身を除く): 89030060

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 83, 98, 154, 166, 196, 308, 332, 397, 539, 581, 794, 913, 1078, 1162, 1588, 1826, 2156, 2324, 2779, 3652, 4067, 4367, 5558, 6391, 8134, 8734, 11116, 12782, 16268, 17468, 19453, 25564, 30569, 32951, 38906, 44737, 61138, 65902, 77812, 89474, 122276, 131804, 178948, 213983, 230657, 362461, 427966, 461314, 724922, 855932, 922628, 1449844, 1614599, 2537227, 3229198, 5074454, 6458396, 10148908, 17760589, 35521178, 71042356]

約数ペア:

[(1, 71042356), (2, 35521178), (4, 17760589), (7, 10148908), (11, 6458396), (14, 5074454), (22, 3229198), (28, 2537227), (44, 1614599), (49, 1449844), (77, 922628), (83, 855932), (98, 724922), (154, 461314), (166, 427966), (196, 362461), (308, 230657), (332, 213983), (397, 178948), (539, 131804), (581, 122276), (794, 89474), (913, 77812), (1078, 65902), (1162, 61138), (1588, 44737), (1826, 38906), (2156, 32951), (2324, 30569), (2779, 25564), (3652, 19453), (4067, 17468), (4367, 16268), (5558, 12782), (6391, 11116), (8134, 8734)]