669920

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:147

約数の個数: 48

約数和(自身を含む): 1632960

約数和(自身を除く): 963040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 79, 80, 106, 158, 160, 212, 265, 316, 395, 424, 530, 632, 790, 848, 1060, 1264, 1580, 1696, 2120, 2528, 3160, 4187, 4240, 6320, 8374, 8480, 12640, 16748, 20935, 33496, 41870, 66992, 83740, 133984, 167480, 334960, 669920]

約数ペア:

[(1, 669920), (2, 334960), (4, 167480), (5, 133984), (8, 83740), (10, 66992), (16, 41870), (20, 33496), (32, 20935), (40, 16748), (53, 12640), (79, 8480), (80, 8374), (106, 6320), (158, 4240), (160, 4187), (212, 3160), (265, 2528), (316, 2120), (395, 1696), (424, 1580), (530, 1264), (632, 1060), (790, 848)]