78441861040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1988891}}^1$

素因数の和:1988950

約数の個数: 80

約数和(自身を含む): 199764312480

約数和(自身を除く): 121322451440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 34, 40, 58, 68, 80, 85, 116, 136, 145, 170, 232, 272, 290, 340, 464, 493, 580, 680, 986, 1160, 1360, 1972, 2320, 2465, 3944, 4930, 7888, 9860, 19720, 39440, 1988891, 3977782, 7955564, 9944455, 15911128, 19888910, 31822256, 33811147, 39777820, 57677839, 67622294, 79555640, 115355678, 135244588, 159111280, 169055735, 230711356, 270489176, 288389195, 338111470, 461422712, 540978352, 576778390, 676222940, 922845424, 980523263, 1153556780, 1352445880, 1961046526, 2307113560, 2704891760, 3922093052, 4614227120, 4902616315, 7844186104, 9805232630, 15688372208, 19610465260, 39220930520, 78441861040]

約数ペア:

[(1, 78441861040), (2, 39220930520), (4, 19610465260), (5, 15688372208), (8, 9805232630), (10, 7844186104), (16, 4902616315), (17, 4614227120), (20, 3922093052), (29, 2704891760), (34, 2307113560), (40, 1961046526), (58, 1352445880), (68, 1153556780), (80, 980523263), (85, 922845424), (116, 676222940), (136, 576778390), (145, 540978352), (170, 461422712), (232, 338111470), (272, 288389195), (290, 270489176), (340, 230711356), (464, 169055735), (493, 159111280), (580, 135244588), (680, 115355678), (986, 79555640), (1160, 67622294), (1360, 57677839), (1972, 39777820), (2320, 33811147), (2465, 31822256), (3944, 19888910), (4930, 15911128), (7888, 9944455), (9860, 7955564), (19720, 3977782), (39440, 1988891)]