53248120

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:368

約数の個数: 64

約数和(自身を含む): 123429600

約数和(自身を除く): 70181480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 139, 157, 244, 278, 305, 314, 488, 556, 610, 628, 695, 785, 1112, 1220, 1256, 1390, 1570, 2440, 2780, 3140, 5560, 6280, 8479, 9577, 16958, 19154, 21823, 33916, 38308, 42395, 43646, 47885, 67832, 76616, 84790, 87292, 95770, 109115, 169580, 174584, 191540, 218230, 339160, 383080, 436460, 872920, 1331203, 2662406, 5324812, 6656015, 10649624, 13312030, 26624060, 53248120]

約数ペア:

[(1, 53248120), (2, 26624060), (4, 13312030), (5, 10649624), (8, 6656015), (10, 5324812), (20, 2662406), (40, 1331203), (61, 872920), (122, 436460), (139, 383080), (157, 339160), (244, 218230), (278, 191540), (305, 174584), (314, 169580), (488, 109115), (556, 95770), (610, 87292), (628, 84790), (695, 76616), (785, 67832), (1112, 47885), (1220, 43646), (1256, 42395), (1390, 38308), (1570, 33916), (2440, 21823), (2780, 19154), (3140, 16958), (5560, 9577), (6280, 8479)]