331336270

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1\times {\mathrm{2129}}^1$

素因数の和:2412

約数の個数: 32

約数和(自身を含む): 607305600

約数和(自身を除く): 275969330

約数列:

[1, 2, 5, 10, 79, 158, 197, 394, 395, 790, 985, 1970, 2129, 4258, 10645, 15563, 21290, 31126, 77815, 155630, 168191, 336382, 419413, 838826, 840955, 1681910, 2097065, 4194130, 33133627, 66267254, 165668135, 331336270]

約数ペア:

[(1, 331336270), (2, 165668135), (5, 66267254), (10, 33133627), (79, 4194130), (158, 2097065), (197, 1681910), (394, 840955), (395, 838826), (790, 419413), (985, 336382), (1970, 168191), (2129, 155630), (4258, 77815), (10645, 31126), (15563, 21290)]