128567072

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{2053}}^1$

素因数の和:2185

約数の個数: 48

約数和(自身を含む): 269156160

約数和(自身を除く): 140589088

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 103, 152, 206, 304, 412, 608, 824, 1648, 1957, 2053, 3296, 3914, 4106, 7828, 8212, 15656, 16424, 31312, 32848, 39007, 62624, 65696, 78014, 156028, 211459, 312056, 422918, 624112, 845836, 1248224, 1691672, 3383344, 4017721, 6766688, 8035442, 16070884, 32141768, 64283536, 128567072]

約数ペア:

[(1, 128567072), (2, 64283536), (4, 32141768), (8, 16070884), (16, 8035442), (19, 6766688), (32, 4017721), (38, 3383344), (76, 1691672), (103, 1248224), (152, 845836), (206, 624112), (304, 422918), (412, 312056), (608, 211459), (824, 156028), (1648, 78014), (1957, 65696), (2053, 62624), (3296, 39007), (3914, 32848), (4106, 31312), (7828, 16424), (8212, 15656)]