52281680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^3\times {\mathrm{491}}^1$

素因数の和:537

約数の個数: 80

約数和(自身を含む): 133973568

約数和(自身を除く): 81691888

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 491, 605, 880, 968, 982, 1210, 1331, 1936, 1964, 2420, 2455, 2662, 3928, 4840, 4910, 5324, 5401, 6655, 7856, 9680, 9820, 10648, 10802, 13310, 19640, 21296, 21604, 26620, 27005, 39280, 43208, 53240, 54010, 59411, 86416, 106480, 108020, 118822, 216040, 237644, 297055, 432080, 475288, 594110, 653521, 950576, 1188220, 1307042, 2376440, 2614084, 3267605, 4752880, 5228168, 6535210, 10456336, 13070420, 26140840, 52281680]

約数ペア:

[(1, 52281680), (2, 26140840), (4, 13070420), (5, 10456336), (8, 6535210), (10, 5228168), (11, 4752880), (16, 3267605), (20, 2614084), (22, 2376440), (40, 1307042), (44, 1188220), (55, 950576), (80, 653521), (88, 594110), (110, 475288), (121, 432080), (176, 297055), (220, 237644), (242, 216040), (440, 118822), (484, 108020), (491, 106480), (605, 86416), (880, 59411), (968, 54010), (982, 53240), (1210, 43208), (1331, 39280), (1936, 27005), (1964, 26620), (2420, 21604), (2455, 21296), (2662, 19640), (3928, 13310), (4840, 10802), (4910, 10648), (5324, 9820), (5401, 9680), (6655, 7856)]