78428512

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{457}}^1$

素因数の和:671

約数の個数: 48

約数和(自身を含む): 160659072

約数和(自身を除く): 82230560

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 173, 248, 346, 457, 496, 692, 914, 992, 1384, 1828, 2768, 3656, 5363, 5536, 7312, 10726, 14167, 14624, 21452, 28334, 42904, 56668, 79061, 85808, 113336, 158122, 171616, 226672, 316244, 453344, 632488, 1264976, 2450891, 2529952, 4901782, 9803564, 19607128, 39214256, 78428512]

約数ペア:

[(1, 78428512), (2, 39214256), (4, 19607128), (8, 9803564), (16, 4901782), (31, 2529952), (32, 2450891), (62, 1264976), (124, 632488), (173, 453344), (248, 316244), (346, 226672), (457, 171616), (496, 158122), (692, 113336), (914, 85808), (992, 79061), (1384, 56668), (1828, 42904), (2768, 28334), (3656, 21452), (5363, 14624), (5536, 14167), (7312, 10726)]