127700128

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{431}}^1$

素因数の和:685

約数の個数: 48

約数和(自身を含む): 258660864

約数和(自身を除く): 130960736

約数列:

[1, 2, 4, 8, 16, 32, 47, 94, 188, 197, 376, 394, 431, 752, 788, 862, 1504, 1576, 1724, 3152, 3448, 6304, 6896, 9259, 13792, 18518, 20257, 37036, 40514, 74072, 81028, 84907, 148144, 162056, 169814, 296288, 324112, 339628, 648224, 679256, 1358512, 2717024, 3990629, 7981258, 15962516, 31925032, 63850064, 127700128]

約数ペア:

[(1, 127700128), (2, 63850064), (4, 31925032), (8, 15962516), (16, 7981258), (32, 3990629), (47, 2717024), (94, 1358512), (188, 679256), (197, 648224), (376, 339628), (394, 324112), (431, 296288), (752, 169814), (788, 162056), (862, 148144), (1504, 84907), (1576, 81028), (1724, 74072), (3152, 40514), (3448, 37036), (6304, 20257), (6896, 18518), (9259, 13792)]