20167530695

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{347}}^1\times {\mathrm{353}}^1$

素因数の和:884

約数の個数: 64

約数和(自身を含む): 27939945600

約数和(自身を除く): 7772414905

約数列:

[1, 5, 13, 17, 65, 85, 149, 221, 347, 353, 745, 1105, 1735, 1765, 1937, 2533, 4511, 4589, 5899, 6001, 9685, 12665, 22555, 22945, 29495, 30005, 32929, 51703, 52597, 76687, 78013, 122491, 164645, 258515, 262985, 383435, 390065, 612455, 672139, 683761, 878951, 894149, 1592383, 2082347, 3360695, 3418805, 4394755, 4470745, 7961915, 10411735, 11426363, 11623937, 18251159, 27070511, 57131815, 58119685, 91255795, 135352555, 237265067, 310269703, 1186325335, 1551348515, 4033506139, 20167530695]

約数ペア:

[(1, 20167530695), (5, 4033506139), (13, 1551348515), (17, 1186325335), (65, 310269703), (85, 237265067), (149, 135352555), (221, 91255795), (347, 58119685), (353, 57131815), (745, 27070511), (1105, 18251159), (1735, 11623937), (1765, 11426363), (1937, 10411735), (2533, 7961915), (4511, 4470745), (4589, 4394755), (5899, 3418805), (6001, 3360695), (9685, 2082347), (12665, 1592383), (22555, 894149), (22945, 878951), (29495, 683761), (30005, 672139), (32929, 612455), (51703, 390065), (52597, 383435), (76687, 262985), (78013, 258515), (122491, 164645)]