650252890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{32143}}^1$

素因数の和:32191

約数の個数: 48

約数和(自身を含む): 1421021952

約数和(自身を除く): 770769062

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 289, 578, 595, 1190, 1445, 2023, 2890, 4046, 10115, 20230, 32143, 64286, 160715, 225001, 321430, 450002, 546431, 1092862, 1125005, 2250010, 2732155, 3825017, 5464310, 7650034, 9289327, 18578654, 19125085, 38250170, 46446635, 65025289, 92893270, 130050578, 325126445, 650252890]

約数ペア:

[(1, 650252890), (2, 325126445), (5, 130050578), (7, 92893270), (10, 65025289), (14, 46446635), (17, 38250170), (34, 19125085), (35, 18578654), (70, 9289327), (85, 7650034), (119, 5464310), (170, 3825017), (238, 2732155), (289, 2250010), (578, 1125005), (595, 1092862), (1190, 546431), (1445, 450002), (2023, 321430), (2890, 225001), (4046, 160715), (10115, 64286), (20230, 32143)]