164428505

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1\times {\mathrm{179}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 214151040

約数和(自身を除く): 49722535

約数列:

[1, 5, 17, 85, 101, 107, 179, 505, 535, 895, 1717, 1819, 3043, 8585, 9095, 10807, 15215, 18079, 19153, 54035, 90395, 95765, 183719, 307343, 325601, 918595, 1536715, 1628005, 1934453, 9672265, 32885701, 164428505]

約数ペア:

[(1, 164428505), (5, 32885701), (17, 9672265), (85, 1934453), (101, 1628005), (107, 1536715), (179, 918595), (505, 325601), (535, 307343), (895, 183719), (1717, 95765), (1819, 90395), (3043, 54035), (8585, 19153), (9095, 18079), (10807, 15215)]