25399352

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1381}}^1$

素因数の和:1428

約数の個数: 48

約数和(自身を含む): 55141800

約数和(自身を除く): 29742448

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 121, 152, 209, 242, 418, 484, 836, 968, 1381, 1672, 2299, 2762, 4598, 5524, 9196, 11048, 15191, 18392, 26239, 30382, 52478, 60764, 104956, 121528, 167101, 209912, 288629, 334202, 577258, 668404, 1154516, 1336808, 2309032, 3174919, 6349838, 12699676, 25399352]

約数ペア:

[(1, 25399352), (2, 12699676), (4, 6349838), (8, 3174919), (11, 2309032), (19, 1336808), (22, 1154516), (38, 668404), (44, 577258), (76, 334202), (88, 288629), (121, 209912), (152, 167101), (209, 121528), (242, 104956), (418, 60764), (484, 52478), (836, 30382), (968, 26239), (1381, 18392), (1672, 15191), (2299, 11048), (2762, 9196), (4598, 5524)]