13265450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{271}}^1$

素因数の和:383

約数の個数: 48

約数和(自身を含む): 27319680

約数和(自身を除く): 14054230

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 89, 110, 178, 271, 275, 445, 542, 550, 890, 979, 1355, 1958, 2225, 2710, 2981, 4450, 4895, 5962, 6775, 9790, 13550, 14905, 24119, 24475, 29810, 48238, 48950, 74525, 120595, 149050, 241190, 265309, 530618, 602975, 1205950, 1326545, 2653090, 6632725, 13265450]

約数ペア:

[(1, 13265450), (2, 6632725), (5, 2653090), (10, 1326545), (11, 1205950), (22, 602975), (25, 530618), (50, 265309), (55, 241190), (89, 149050), (110, 120595), (178, 74525), (271, 48950), (275, 48238), (445, 29810), (542, 24475), (550, 24119), (890, 14905), (979, 13550), (1355, 9790), (1958, 6775), (2225, 5962), (2710, 4895), (2981, 4450)]