89961730

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{173}}^1\times {\mathrm{349}}^1$

素因数の和:678

約数の個数: 32

約数和(自身を含む): 164430000

約数和(自身を除く): 74468270

約数列:

[1, 2, 5, 10, 149, 173, 298, 346, 349, 698, 745, 865, 1490, 1730, 1745, 3490, 25777, 51554, 52001, 60377, 104002, 120754, 128885, 257770, 260005, 301885, 520010, 603770, 8996173, 17992346, 44980865, 89961730]

約数ペア:

[(1, 89961730), (2, 44980865), (5, 17992346), (10, 8996173), (149, 603770), (173, 520010), (298, 301885), (346, 260005), (349, 257770), (698, 128885), (745, 120754), (865, 104002), (1490, 60377), (1730, 52001), (1745, 51554), (3490, 25777)]