517280

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:129

約数の個数: 48

約数和(自身を含む): 1265544

約数和(自身を除く): 748264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 61, 80, 106, 122, 160, 212, 244, 265, 305, 424, 488, 530, 610, 848, 976, 1060, 1220, 1696, 1952, 2120, 2440, 3233, 4240, 4880, 6466, 8480, 9760, 12932, 16165, 25864, 32330, 51728, 64660, 103456, 129320, 258640, 517280]

約数ペア:

[(1, 517280), (2, 258640), (4, 129320), (5, 103456), (8, 64660), (10, 51728), (16, 32330), (20, 25864), (32, 16165), (40, 12932), (53, 9760), (61, 8480), (80, 6466), (106, 4880), (122, 4240), (160, 3233), (212, 2440), (244, 2120), (265, 1952), (305, 1696), (424, 1220), (488, 1060), (530, 976), (610, 848)]