49712480

素因数分解:

$2^5\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1979}}^1$

素因数の和:2151

約数の個数: 48

約数和(自身を含む): 118253520

約数和(自身を除く): 68541040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 157, 160, 314, 628, 785, 1256, 1570, 1979, 2512, 3140, 3958, 5024, 6280, 7916, 9895, 12560, 15832, 19790, 25120, 31664, 39580, 63328, 79160, 158320, 310703, 316640, 621406, 1242812, 1553515, 2485624, 3107030, 4971248, 6214060, 9942496, 12428120, 24856240, 49712480]

約数ペア:

[(1, 49712480), (2, 24856240), (4, 12428120), (5, 9942496), (8, 6214060), (10, 4971248), (16, 3107030), (20, 2485624), (32, 1553515), (40, 1242812), (80, 621406), (157, 316640), (160, 310703), (314, 158320), (628, 79160), (785, 63328), (1256, 39580), (1570, 31664), (1979, 25120), (2512, 19790), (3140, 15832), (3958, 12560), (5024, 9895), (6280, 7916)]