21994388625

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{19249}}^1$

素因数の和:19555

約数の個数: 64

約数和(自身を含む): 40072032000

約数和(自身を除く): 18077643375

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 125, 165, 275, 277, 375, 825, 831, 1375, 1385, 3047, 4125, 4155, 6925, 9141, 15235, 19249, 20775, 34625, 45705, 57747, 76175, 96245, 103875, 211739, 228525, 288735, 380875, 481225, 635217, 1058695, 1142625, 1443675, 2406125, 3176085, 5293475, 5331973, 7218375, 15880425, 15995919, 26467375, 26659865, 58651703, 79402125, 79979595, 133299325, 175955109, 293258515, 399897975, 666496625, 879775545, 1466292575, 1999489875, 4398877725, 7331462875, 21994388625]

約数ペア:

[(1, 21994388625), (3, 7331462875), (5, 4398877725), (11, 1999489875), (15, 1466292575), (25, 879775545), (33, 666496625), (55, 399897975), (75, 293258515), (125, 175955109), (165, 133299325), (275, 79979595), (277, 79402125), (375, 58651703), (825, 26659865), (831, 26467375), (1375, 15995919), (1385, 15880425), (3047, 7218375), (4125, 5331973), (4155, 5293475), (6925, 3176085), (9141, 2406125), (15235, 1443675), (19249, 1142625), (20775, 1058695), (34625, 635217), (45705, 481225), (57747, 380875), (76175, 288735), (96245, 228525), (103875, 211739)]