51218140

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1\times {\mathrm{229}}^1$

素因数の和:502

約数の個数: 48

約数和(自身を含む): 110587680

約数和(自身を除く): 59369540

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 211, 212, 229, 265, 422, 458, 530, 844, 916, 1055, 1060, 1145, 2110, 2290, 4220, 4580, 11183, 12137, 22366, 24274, 44732, 48319, 48548, 55915, 60685, 96638, 111830, 121370, 193276, 223660, 241595, 242740, 483190, 966380, 2560907, 5121814, 10243628, 12804535, 25609070, 51218140]

約数ペア:

[(1, 51218140), (2, 25609070), (4, 12804535), (5, 10243628), (10, 5121814), (20, 2560907), (53, 966380), (106, 483190), (211, 242740), (212, 241595), (229, 223660), (265, 193276), (422, 121370), (458, 111830), (530, 96638), (844, 60685), (916, 55915), (1055, 48548), (1060, 48319), (1145, 44732), (2110, 24274), (2290, 22366), (4220, 12137), (4580, 11183)]