20328062975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{47969}}^1$

素因数の和:48080

約数の個数: 48

約数和(自身を含む): 29122778880

約数和(自身を除く): 8794715905

約数列:

[1, 5, 11, 23, 25, 55, 67, 115, 253, 275, 335, 575, 737, 1265, 1541, 1675, 3685, 6325, 7705, 16951, 18425, 38525, 47969, 84755, 239845, 423775, 527659, 1103287, 1199225, 2638295, 3213923, 5516435, 12136157, 13191475, 16069615, 27582175, 35353153, 60680785, 73920229, 80348075, 176765765, 303403925, 369601145, 813122519, 883828825, 1848005725, 4065612595, 20328062975]

約数ペア:

[(1, 20328062975), (5, 4065612595), (11, 1848005725), (23, 883828825), (25, 813122519), (55, 369601145), (67, 303403925), (115, 176765765), (253, 80348075), (275, 73920229), (335, 60680785), (575, 35353153), (737, 27582175), (1265, 16069615), (1541, 13191475), (1675, 12136157), (3685, 5516435), (6325, 3213923), (7705, 2638295), (16951, 1199225), (18425, 1103287), (38525, 527659), (47969, 423775), (84755, 239845)]