67959856

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{179}}^1\times {\mathrm{389}}^1$

素因数の和:637

約数の個数: 40

約数和(自身を含む): 134924400

約数和(自身を除く): 66964544

約数列:

[1, 2, 4, 8, 16, 61, 122, 179, 244, 358, 389, 488, 716, 778, 976, 1432, 1556, 2864, 3112, 6224, 10919, 21838, 23729, 43676, 47458, 69631, 87352, 94916, 139262, 174704, 189832, 278524, 379664, 557048, 1114096, 4247491, 8494982, 16989964, 33979928, 67959856]

約数ペア:

[(1, 67959856), (2, 33979928), (4, 16989964), (8, 8494982), (16, 4247491), (61, 1114096), (122, 557048), (179, 379664), (244, 278524), (358, 189832), (389, 174704), (488, 139262), (716, 94916), (778, 87352), (976, 69631), (1432, 47458), (1556, 43676), (2864, 23729), (3112, 21838), (6224, 10919)]